21702554

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{113}}^1\times {\mathrm{881}}^1$

素因数の和:1105

約数の個数: 16

約数和(自身を含む): 33180840

約数和(自身を除く): 11478286

約数列:

[1, 2, 109, 113, 218, 226, 881, 1762, 12317, 24634, 96029, 99553, 192058, 199106, 10851277, 21702554]

約数ペア:

[(1, 21702554), (2, 10851277), (109, 199106), (113, 192058), (218, 99553), (226, 96029), (881, 24634), (1762, 12317)]