21275966

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{389}}^1$

素因数の和:484

約数の個数: 32

約数和(自身を含む): 35380800

約数和(自身を除く): 14104834

約数列:

[1, 2, 23, 29, 41, 46, 58, 82, 389, 667, 778, 943, 1189, 1334, 1886, 2378, 8947, 11281, 15949, 17894, 22562, 27347, 31898, 54694, 259463, 366827, 462521, 518926, 733654, 925042, 10637983, 21275966]

約数ペア:

[(1, 21275966), (2, 10637983), (23, 925042), (29, 733654), (41, 518926), (46, 462521), (58, 366827), (82, 259463), (389, 54694), (667, 31898), (778, 27347), (943, 22562), (1189, 17894), (1334, 15949), (1886, 11281), (2378, 8947)]