21091080147376

素因数分解:

$2^4\times {\mathrm{827}}^1\times {\mathrm{1709}}^1\times {\mathrm{932677}}^1$

素因数の和:935221

約数の個数: 40

約数和(自身を含む): 40937363925840

約数和(自身を除く): 19846283778464

約数列:

[1, 2, 4, 8, 16, 827, 1654, 1709, 3308, 3418, 6616, 6836, 13232, 13672, 27344, 932677, 1413343, 1865354, 2826686, 3730708, 5653372, 7461416, 11306744, 14922832, 22613488, 771323879, 1542647758, 1593944993, 3085295516, 3187889986, 6170591032, 6375779972, 12341182064, 12751559944, 25503119888, 1318192509211, 2636385018422, 5272770036844, 10545540073688, 21091080147376]

約数ペア:

[(1, 21091080147376), (2, 10545540073688), (4, 5272770036844), (8, 2636385018422), (16, 1318192509211), (827, 25503119888), (1654, 12751559944), (1709, 12341182064), (3308, 6375779972), (3418, 6170591032), (6616, 3187889986), (6836, 3085295516), (13232, 1593944993), (13672, 1542647758), (27344, 771323879), (932677, 22613488), (1413343, 14922832), (1865354, 11306744), (2826686, 7461416), (3730708, 5653372)]