21404478

素因数分解:

$2^1\times 3^1\times {\mathrm{467}}^1\times {\mathrm{7639}}^1$

素因数の和:8111

約数の個数: 16

約数和(自身を含む): 42906240

約数和(自身を除く): 21501762

約数列:

[1, 2, 3, 6, 467, 934, 1401, 2802, 7639, 15278, 22917, 45834, 3567413, 7134826, 10702239, 21404478]

約数ペア:

[(1, 21404478), (2, 10702239), (3, 7134826), (6, 3567413), (467, 45834), (934, 22917), (1401, 15278), (2802, 7639)]