Q: What is the sum of all factors of the number 21,128,009 excluding 21,128,009?
A: 3,064,759
The factors of the number 21,128,009 are: 1, 7, 577, 4039, 5231, 36617, 3018287, 21128009.
If you add them up, you will get the total of 21,128,012. Now subtract 21,128,009 to get 3,064,759