21158244

素因数分解:

$2^2\times 3^2\times {\mathrm{31}}^1\times {\mathrm{18959}}^1$

素因数の和:19000

約数の個数: 36

約数和(自身を含む): 55211520

約数和(自身を除く): 34053276

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 31, 36, 62, 93, 124, 186, 279, 372, 558, 1116, 18959, 37918, 56877, 75836, 113754, 170631, 227508, 341262, 587729, 682524, 1175458, 1763187, 2350916, 3526374, 5289561, 7052748, 10579122, 21158244]

約数ペア:

[(1, 21158244), (2, 10579122), (3, 7052748), (4, 5289561), (6, 3526374), (9, 2350916), (12, 1763187), (18, 1175458), (31, 682524), (36, 587729), (62, 341262), (93, 227508), (124, 170631), (186, 113754), (279, 75836), (372, 56877), (558, 37918), (1116, 18959)]