Q: What is the sum of all factors of the number 21,415,571 excluding 21,415,571?
A: 620,317
The factors of the number 21,415,571 are: 1, 41, 251, 2081, 10291, 85321, 522331, 21415571.
If you add them up, you will get the total of 21,416,191. Now subtract 21,415,571 to get 620,317