21266186

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{5623}}^1$

素因数の和:5717

約数の個数: 16

約数和(自身を含む): 33474048

約数和(自身を除く): 12207862

約数列:

[1, 2, 31, 61, 62, 122, 1891, 3782, 5623, 11246, 174313, 343003, 348626, 686006, 10633093, 21266186]

約数ペア:

[(1, 21266186), (2, 10633093), (31, 686006), (61, 348626), (62, 343003), (122, 174313), (1891, 11246), (3782, 5623)]