Q: What is the sum of all factors of the number 21,431,157 excluding 21,431,157?
A: 10,731,435
The factors of the number 21,431,157 are: 1, 3, 11, 33, 43, 121, 129, 363, 473, 1373, 1419, 4119, 5203, 15103, 15609, 45309, 59039, 166133, 177117, 498399, 649429, 1948287, 7143719, 21431157.
If you add them up, you will get the total of 21,431,167. Now subtract 21,431,157 to get 10,731,435