21415218

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{324473}}^1$

素因数の和:324489

約数の個数: 16

約数和(自身を含む): 46724256

約数和(自身を除く): 25309038

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 324473, 648946, 973419, 1946838, 3569203, 7138406, 10707609, 21415218]

約数ペア:

[(1, 21415218), (2, 10707609), (3, 7138406), (6, 3569203), (11, 1946838), (22, 973419), (33, 648946), (66, 324473)]