Q: What is the sum of all factors of the number 21,128,012 excluding 21,128,012?
A: 15,923,044
The factors of the number 21,128,012 are: 1, 2, 4, 503, 1006, 2012, 10501, 21002, 42004, 5282003, 10564006, 21128012.
If you add them up, you will get the total of 21,128,027. Now subtract 21,128,012 to get 15,923,044