Neutralized factor_list() bug
Neutralized factor_list() bug

Designist/sympy,grevutiu-gabriel/sympy,hargup/sympy,kaichogami/sympy,sahmed95/sympy,VaibhavAgarwalVA/sympy,atsao72/sympy,asm666/sympy,mafiya69/sympy,AunShiLord/sympy,garvitr/sympy,vipulroxx/sympy,kaushik94/sympy,maniteja123/sympy,yashsharan/sympy,saurabhjn76/sympy,pbrady/sympy,kumarkrishna/sympy,skidzo/sympy,souravsingh/sympy,grevutiu-gabriel/sympy,atsao72/sympy,lindsayad/sympy,Titan-C/sympy,Davidjohnwilson/sympy,wyom/sympy,Titan-C/sympy,meghana1995/sympy,shikil/sympy,Designist/sympy,pandeyadarsh/sympy,drufat/sympy,chaffra/sympy,madan96/sympy,Arafatk/sympy,hargup/sympy,AkademieOlympia/sympy,wyom/sympy,farhaanbukhsh/sympy,garvitr/sympy,kmacinnis/sympy,emon10005/sympy,madan96/sympy,abloomston/sympy,drufat/sympy,Gadal/sympy,kevalds51/sympy,VaibhavAgarwalVA/sympy,yukoba/sympy,ChristinaZografou/sympy,Davidjohnwilson/sympy,MridulS/sympy,debugger22/sympy,yukoba/sympy,Mitchkoens/sympy,farhaanbukhsh/sympy,maniteja123/sympy,shipci/sympy,abhiii5459/sympy,dqnykamp/sympy,jaimahajan1997/sympy,postvakje/sympy,skidzo/sympy,Sumith1896/sympy,Shaswat27/sympy,garvitr/sympy,saurabhjn76/sympy,rahuldan/sympy,jamesblunt/sympy,AkademieOlympia/sympy,kevalds51/sympy,moble/sympy,moble/sympy,MechCoder/sympy,Vishluck/sympy,pandeyadarsh/sympy,skirpichev/omg,Davidjohnwilson/sympy,bukzor/sympy,iamutkarshtiwari/sympy,iamutkarshtiwari/sympy,shipci/sympy,dqnykamp/sympy,mcdaniel67/sympy,ga7g08/sympy,postvakje/sympy,jerli/sympy,MechCoder/sympy,lindsayad/sympy,kumarkrishna/sympy,abhiii5459/sympy,Mitchkoens/sympy,ChristinaZografou/sympy,sahilshekhawat/sympy,lidavidm/sympy,jamesblunt/sympy,ChristinaZografou/sympy,souravsingh/sympy,Designist/sympy,sahmed95/sympy,oliverlee/sympy,toolforger/sympy,chaffra/sympy,abhiii5459/sympy,iamutkarshtiwari/sympy,Shaswat27/sympy,dqnykamp/sympy,sampadsaha5/sympy,MridulS/sympy,Gadal/sympy,hrashk/sympy,oliverlee/sympy,kevalds51/sympy,beni55/sympy,chaffra/sympy,sampadsaha5/sympy,sampadsaha5/sympy,jbbskinny/sympy,debugger22/sympy,sahilshekhawat/sympy,ahhda/sympy,kaichogami/sympy,Vishluck/sympy,pbrady/sympy,wyom/sympy,cswiercz/sympy,cccfran/sympy,jerli/sympy,rahuldan/sympy,cswiercz/sympy,cccfran/sympy,kumarkrishna/sympy,emon10005/sympy,diofant/diofant,meghana1995/sympy,madan96/sympy,atreyv/sympy,yashsharan/sympy,pandeyadarsh/sympy,liangjiaxing/sympy,abloomston/sympy,wanglongqi/sympy,cswiercz/sympy,Curious72/sympy,jamesblunt/sympy,abloomston/sympy,Gadal/sympy,bukzor/sympy,sunny94/temp,skidzo/sympy,sahilshekhawat/sympy,yashsharan/sympy,cccfran/sympy,VaibhavAgarwalVA/sympy,mcdaniel67/sympy,Arafatk/sympy,jbbskinny/sympy,MridulS/sympy,mafiya69/sympy,asm666/sympy,Titan-C/sympy,saurabhjn76/sympy,ga7g08/sympy,shipci/sympy,Curious72/sympy,ahhda/sympy,moble/sympy,MechCoder/sympy,asm666/sympy,oliverlee/sympy,lidavidm/sympy,wanglongqi/sympy,kaichogami/sympy,Shaswat27/sympy,bukzor/sympy,farhaanbukhsh/sympy,AunShiLord/sympy,Curious72/sympy,debugger22/sympy,kaushik94/sympy,yukoba/sympy,hargup/sympy,emon10005/sympy,toolforger/sympy,beni55/sympy,rahuldan/sympy,vipulroxx/sympy,maniteja123/sympy,aktech/sympy,sunny94/temp,lindsayad/sympy,aktech/sympy,jerli/sympy,Sumith1896/sympy,mafiya69/sympy,meghana1995/sympy,atsao72/sympy,postvakje/sympy,kmacinnis/sympy,hrashk/sympy,ahhda/sympy,kmacinnis/sympy,sunny94/temp,kaushik94/sympy,grevutiu-gabriel/sympy,sahmed95/sympy,pbrady/sympy,Vishluck/sympy,lidavidm/sympy,Mitchkoens/sympy,AkademieOlympia/sympy,Arafatk/sympy,beni55/sympy,wanglongqi/sympy,vipulroxx/sympy,atreyv/sympy,ga7g08/sympy,jaimahajan1997/sympy,liangjiaxing/sympy,souravsingh/sympy,shikil/sympy,AunShiLord/sympy,Sumith1896/sympy,jbbskinny/sympy,mcdaniel67/sympy,toolforger/sympy,liangjiaxing/sympy,shikil/sympy,atreyv/sympy,hrashk/sympy,aktech/sympy,jaimahajan1997/sympy,drufat/sympy