21096912

素因数分解:

$2^4\times 3^1\times {\mathrm{439519}}^1$

素因数の和:439530

約数の個数: 20

約数和(自身を含む): 54500480

約数和(自身を除く): 33403568

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 439519, 879038, 1318557, 1758076, 2637114, 3516152, 5274228, 7032304, 10548456, 21096912]

約数ペア:

[(1, 21096912), (2, 10548456), (3, 7032304), (4, 5274228), (6, 3516152), (8, 2637114), (12, 1758076), (16, 1318557), (24, 879038), (48, 439519)]