Q: What is the sum of all factors of the number 3,424 excluding 3,424?
A: 3,380
The factors of the number 3,424 are: 1, 2, 4, 8, 16, 32, 107, 214, 428, 856, 1712, 3424.
If you add them up, you will get the total of 3,427. Now subtract 3,424 to get 3,380