21366840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{16187}}^1$

素因数の和:16212

約数の個数: 64

約数和(自身を含む): 69932160

約数和(自身を除く): 48565320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 16187, 32374, 48561, 64748, 80935, 97122, 129496, 161870, 178057, 194244, 242805, 323740, 356114, 388488, 485610, 534171, 647480, 712228, 890285, 971220, 1068342, 1424456, 1780570, 1942440, 2136684, 2670855, 3561140, 4273368, 5341710, 7122280, 10683420, 21366840]

約数ペア:

[(1, 21366840), (2, 10683420), (3, 7122280), (4, 5341710), (5, 4273368), (6, 3561140), (8, 2670855), (10, 2136684), (11, 1942440), (12, 1780570), (15, 1424456), (20, 1068342), (22, 971220), (24, 890285), (30, 712228), (33, 647480), (40, 534171), (44, 485610), (55, 388488), (60, 356114), (66, 323740), (88, 242805), (110, 194244), (120, 178057), (132, 161870), (165, 129496), (220, 97122), (264, 80935), (330, 64748), (440, 48561), (660, 32374), (1320, 16187)]