Combine files and output as table

paste left2.txt right2.txt | column -s $'\t' -t 

I'm line1.                             Line1 on the right
I am line2, I am very very very long.  Line2 on the right
                                       Line3 on the right
Hi, I'm line4.                         Line4 on the right
                                       Line5 on the right
                                       Line6 on the right