21289830

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{193}}^1\times {\mathrm{3677}}^1$

素因数の和:3880

約数の個数: 32

約数和(自身を含む): 51374304

約数和(自身を除く): 30084474

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 193, 386, 579, 965, 1158, 1930, 2895, 3677, 5790, 7354, 11031, 18385, 22062, 36770, 55155, 110310, 709661, 1419322, 2128983, 3548305, 4257966, 7096610, 10644915, 21289830]

約数ペア:

[(1, 21289830), (2, 10644915), (3, 7096610), (5, 4257966), (6, 3548305), (10, 2128983), (15, 1419322), (30, 709661), (193, 110310), (386, 55155), (579, 36770), (965, 22062), (1158, 18385), (1930, 11031), (2895, 7354), (3677, 5790)]