21949954

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{22817}}^1$

素因数の和:22869

約数の個数: 16

約数和(自身を含む): 36417528

約数和(自身を除く): 14467574

約数列:

[1, 2, 13, 26, 37, 74, 481, 962, 22817, 45634, 296621, 593242, 844229, 1688458, 10974977, 21949954]

約数ペア:

[(1, 21949954), (2, 10974977), (13, 1688458), (26, 844229), (37, 593242), (74, 296621), (481, 45634), (962, 22817)]