Q: What is the sum of all factors of the number 2,439,421 excluding 2,439,421?
A: 78,723
The factors of the number 2,439,421 are: 1, 31, 78691, 2439421.
If you add them up, you will get the total of 2,439,499. Now subtract 2,439,421 to get 78,723