21960112

素因数分解:

$2^4\times {\mathrm{613}}^1\times {\mathrm{2239}}^1$

素因数の和:2860

約数の個数: 20

約数和(自身を含む): 42636160

約数和(自身を除く): 20676048

約数列:

[1, 2, 4, 8, 16, 613, 1226, 2239, 2452, 4478, 4904, 8956, 9808, 17912, 35824, 1372507, 2745014, 5490028, 10980056, 21960112]

約数ペア:

[(1, 21960112), (2, 10980056), (4, 5490028), (8, 2745014), (16, 1372507), (613, 35824), (1226, 17912), (2239, 9808), (2452, 8956), (4478, 4904)]