Q: What is the sum of all factors of the number 21,742,431 excluding 21,742,431?
A: 8,618,529
The factors of the number 21,742,431 are: 1, 3, 29, 83, 87, 249, 2407, 3011, 7221, 9033, 87319, 249913, 261957, 749739, 7247477, 21742431.
If you add them up, you will get the total of 21,742,439. Now subtract 21,742,431 to get 8,618,529