Q: What is the sum of all factors of the number 21,131,417 excluding 21,131,417?
A: 43,879
The factors of the number 21,131,417 are: 1, 487, 43391, 21131417.
If you add them up, you will get the total of 21,131,460. Now subtract 21,131,417 to get 43,879