21579214

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{331}}^1\times {\mathrm{881}}^1$

素因数の和:1251

約数の個数: 16

約数和(自身を含む): 33381936

約数和(自身を除く): 11802722

約数列:

[1, 2, 37, 74, 331, 662, 881, 1762, 12247, 24494, 32597, 65194, 291611, 583222, 10789607, 21579214]

約数ペア:

[(1, 21579214), (2, 10789607), (37, 583222), (74, 291611), (331, 65194), (662, 32597), (881, 24494), (1762, 12247)]