81 and 4
5298
The factors of 21 that add up to 8 are 1 and 7.
factors of 30 that add to 17 are 2 and 15
64.99000000000001
15 and 4 are the factors of 120 that add up to 19.
360
search it up idiot
324
315
The two square numbers that add up to 85 are 36 and 49. Specifically, 36 is (6^2) and 49 is (7^2). When you add them together, (36 + 49 = 85).
360
5298
The factors of 21 that add up to 8 are 1 and 7.
None. Factors don't add, they multiply.
No simply add the digits of the numerator 3 + 2 + 0 = 5 the digits must add to 9 if 9 will divide evenly. Take 324 the digits add up to nine and nine divides into 324 exactly 36 times!
The factors of 8 are 1, 2, 4, and 8. The factors that add up to 10 are 2 and 8.
It wasn't me, but I would have come up with 33. The four factors of 33 add up to 48.