Q: What is the sum of all factors of the number 15,207,921 excluding 15,207,921?
A: 6,928,479
The factors of the number 15,207,921 are: 1, 3, 9, 131, 393, 1179, 12899, 38697, 116091, 1689769, 5069307, 15207921.
If you add them up, you will get the total of 15,207,927. Now subtract 15,207,921 to get 6,928,479