Q: What is the sum of all factors of the number 12,015 including 12,015?
A: 21,600
The factors of the number 12,015 are: 1, 3, 5, 9, 15, 27, 45, 89, 135, 267, 445, 801, 1335, 2403, 4005, 12015.
If you add them up, you will get the total of 21,600.