21498091774

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{523}}^1\times {\mathrm{336929}}^1$

素因数の和:337515

約数の個数: 16

約数和(自身を含む): 32838545520

約数和(自身を除く): 11340453746

約数列:

[1, 2, 61, 122, 523, 1046, 31903, 63806, 336929, 673858, 20552669, 41105338, 176213867, 352427734, 10749045887, 21498091774]

約数ペア:

[(1, 21498091774), (2, 10749045887), (61, 352427734), (122, 176213867), (523, 41105338), (1046, 20552669), (31903, 673858), (63806, 336929)]