21551926

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{9511}}^1$

素因数の和:9627

約数の個数: 16

約数和(自身を含む): 35612928

約数和(自身を除く): 14061002

約数列:

[1, 2, 11, 22, 103, 206, 1133, 2266, 9511, 19022, 104621, 209242, 979633, 1959266, 10775963, 21551926]

約数ペア:

[(1, 21551926), (2, 10775963), (11, 1959266), (22, 979633), (103, 209242), (206, 104621), (1133, 19022), (2266, 9511)]