Q: What is the sum of all factors of the number 3,084 excluding 3,084?
A: 4,140
The factors of the number 3,084 are: 1, 2, 3, 4, 6, 12, 257, 514, 771, 1028, 1542, 3084.
If you add them up, you will get the total of 3,088. Now subtract 3,084 to get 4,140