21000296976

素因数分解:

$2^4\times 3^1\times {\mathrm{79}}^1\times {\mathrm{5538053}}^1$

素因数の和:5538143

約数の個数: 40

約数和(自身を含む): 54937495680

約数和(自身を除く): 33937198704

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 79, 158, 237, 316, 474, 632, 948, 1264, 1896, 3792, 5538053, 11076106, 16614159, 22152212, 33228318, 44304424, 66456636, 88608848, 132913272, 265826544, 437506187, 875012374, 1312518561, 1750024748, 2625037122, 3500049496, 5250074244, 7000098992, 10500148488, 21000296976]

約数ペア:

[(1, 21000296976), (2, 10500148488), (3, 7000098992), (4, 5250074244), (6, 3500049496), (8, 2625037122), (12, 1750024748), (16, 1312518561), (24, 875012374), (48, 437506187), (79, 265826544), (158, 132913272), (237, 88608848), (316, 66456636), (474, 44304424), (632, 33228318), (948, 22152212), (1264, 16614159), (1896, 11076106), (3792, 5538053)]