21373710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{17377}}^1$

素因数の和:17428

約数の個数: 32

約数和(自身を含む): 52551072

約数和(自身を除く): 31177362

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 41, 82, 123, 205, 246, 410, 615, 1230, 17377, 34754, 52131, 86885, 104262, 173770, 260655, 521310, 712457, 1424914, 2137371, 3562285, 4274742, 7124570, 10686855, 21373710]

約数ペア:

[(1, 21373710), (2, 10686855), (3, 7124570), (5, 4274742), (6, 3562285), (10, 2137371), (15, 1424914), (30, 712457), (41, 521310), (82, 260655), (123, 173770), (205, 104262), (246, 86885), (410, 52131), (615, 34754), (1230, 17377)]