21507002970

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{277}}^1\times {\mathrm{2588087}}^1$

素因数の和:2588374

約数の個数: 32

約数和(自身を含む): 51803169408

約数和(自身を除く): 30296166438

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 277, 554, 831, 1385, 1662, 2770, 4155, 8310, 2588087, 5176174, 7764261, 12940435, 15528522, 25880870, 38821305, 77642610, 716900099, 1433800198, 2150700297, 3584500495, 4301400594, 7169000990, 10753501485, 21507002970]

約数ペア:

[(1, 21507002970), (2, 10753501485), (3, 7169000990), (5, 4301400594), (6, 3584500495), (10, 2150700297), (15, 1433800198), (30, 716900099), (277, 77642610), (554, 38821305), (831, 25880870), (1385, 15528522), (1662, 12940435), (2770, 7764261), (4155, 5176174), (8310, 2588087)]