21706042

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{5857}}^1$

素因数の和:5985

約数の個数: 16

約数和(自身を含む): 34796520

約数和(自身を除く): 13090478

約数列:

[1, 2, 17, 34, 109, 218, 1853, 3706, 5857, 11714, 99569, 199138, 638413, 1276826, 10853021, 21706042]

約数ペア:

[(1, 21706042), (2, 10853021), (17, 1276826), (34, 638413), (109, 199138), (218, 99569), (1853, 11714), (3706, 5857)]