Q: What is the sum of all factors of the number 2,123,138 excluding 2,123,138?
A: 1,061,572
The factors of the number 2,123,138 are: 1, 2, 1061569, 2123138.
If you add them up, you will get the total of 2,123,139. Now subtract 2,123,138 to get 1,061,572