21000455472

素因数分解:

$2^4\times 3^1\times {\mathrm{437509489}}^1$

素因数の和:437509500

約数の個数: 20

約数和(自身を含む): 54251176760

約数和(自身を除く): 33250721288

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 437509489, 875018978, 1312528467, 1750037956, 2625056934, 3500075912, 5250113868, 7000151824, 10500227736, 21000455472]

約数ペア:

[(1, 21000455472), (2, 10500227736), (3, 7000151824), (4, 5250113868), (6, 3500075912), (8, 2625056934), (12, 1750037956), (16, 1312528467), (24, 875018978), (48, 437509489)]