21198626

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{5827}}^1$

素因数の和:5953

約数の個数: 16

約数和(自身を含む): 33988896

約数和(自身を除く): 12790270

約数列:

[1, 2, 17, 34, 107, 214, 1819, 3638, 5827, 11654, 99059, 198118, 623489, 1246978, 10599313, 21198626]

約数ペア:

[(1, 21198626), (2, 10599313), (17, 1246978), (34, 623489), (107, 198118), (214, 99059), (1819, 11654), (3638, 5827)]