21685062

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{521}}^1\times {\mathrm{991}}^1$

素因数の和:1524

約数の個数: 32

約数和(自身を含む): 49711104

約数和(自身を除く): 28026042

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 521, 991, 1042, 1563, 1982, 2973, 3126, 3647, 5946, 6937, 7294, 10941, 13874, 20811, 21882, 41622, 516311, 1032622, 1548933, 3097866, 3614177, 7228354, 10842531, 21685062]

約数ペア:

[(1, 21685062), (2, 10842531), (3, 7228354), (6, 3614177), (7, 3097866), (14, 1548933), (21, 1032622), (42, 516311), (521, 41622), (991, 21882), (1042, 20811), (1563, 13874), (1982, 10941), (2973, 7294), (3126, 6937), (3647, 5946)]