21802530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{726751}}^1$

素因数の和:726761

約数の個数: 16

約数和(自身を含む): 52326144

約数和(自身を除く): 30523614

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 726751, 1453502, 2180253, 3633755, 4360506, 7267510, 10901265, 21802530]

約数ペア:

[(1, 21802530), (2, 10901265), (3, 7267510), (5, 4360506), (6, 3633755), (10, 2180253), (15, 1453502), (30, 726751)]