21001416

素因数分解:

$2^3\times 3^1\times {\mathrm{271}}^1\times {\mathrm{3229}}^1$

素因数の和:3509

約数の個数: 32

約数和(自身を含む): 52713600

約数和(自身を除く): 31712184

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 271, 542, 813, 1084, 1626, 2168, 3229, 3252, 6458, 6504, 9687, 12916, 19374, 25832, 38748, 77496, 875059, 1750118, 2625177, 3500236, 5250354, 7000472, 10500708, 21001416]

約数ペア:

[(1, 21001416), (2, 10500708), (3, 7000472), (4, 5250354), (6, 3500236), (8, 2625177), (12, 1750118), (24, 875059), (271, 77496), (542, 38748), (813, 25832), (1084, 19374), (1626, 12916), (2168, 9687), (3229, 6504), (3252, 6458)]