21630495

素因数分解:

$3^1\times 5^1\times {\mathrm{317}}^1\times {\mathrm{4549}}^1$

素因数の和:4874

約数の個数: 16

約数和(自身を含む): 34725600

約数和(自身を除く): 13095105

約数列:

[1, 3, 5, 15, 317, 951, 1585, 4549, 4755, 13647, 22745, 68235, 1442033, 4326099, 7210165, 21630495]

約数ペア:

[(1, 21630495), (3, 7210165), (5, 4326099), (15, 1442033), (317, 68235), (951, 22745), (1585, 13647), (4549, 4755)]