Q: What is the sum of all factors of the number 12,426 including 12,426?
A: 26,400
The factors of the number 12,426 are: 1, 2, 3, 6, 19, 38, 57, 109, 114, 218, 327, 654, 2071, 4142, 6213, 12426.
If you add them up, you will get the total of 26,400.