Q: What is the sum of all factors of the number 21,521,355 excluding 21,521,355?
A: 12,912,837
The factors of the number 21,521,355 are: 1, 3, 5, 15, 1434757, 4304271, 7173785, 21521355.
If you add them up, you will get the total of 21,521,367. Now subtract 21,521,355 to get 12,912,837