Q: What is the sum of all factors of the number 2,521,257 including 2,521,257?
A: 3,372,480
The factors of the number 2,521,257 are: 1, 3, 359, 1077, 2341, 7023, 840419, 2521257.
If you add them up, you will get the total of 3,372,480.