21365804535

素因数分解:

$3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{21259507}}^1$

素因数の和:21259582

約数の個数: 16

約数和(自身を含む): 34695517056

約数和(自身を除く): 13329712521

約数列:

[1, 3, 5, 15, 67, 201, 335, 1005, 21259507, 63778521, 106297535, 318892605, 1424386969, 4273160907, 7121934845, 21365804535]

約数ペア:

[(1, 21365804535), (3, 7121934845), (5, 4273160907), (15, 1424386969), (67, 318892605), (201, 106297535), (335, 63778521), (1005, 21259507)]