21710184

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{193}}^1$

素因数の和:354

約数の個数: 64

約数和(自身を含む): 56337600

約数和(自身を除く): 34627416

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 109, 129, 172, 193, 218, 258, 327, 344, 386, 436, 516, 579, 654, 772, 872, 1032, 1158, 1308, 1544, 2316, 2616, 4632, 4687, 8299, 9374, 14061, 16598, 18748, 21037, 24897, 28122, 33196, 37496, 42074, 49794, 56244, 63111, 66392, 84148, 99588, 112488, 126222, 168296, 199176, 252444, 504888, 904591, 1809182, 2713773, 3618364, 5427546, 7236728, 10855092, 21710184]

約数ペア:

[(1, 21710184), (2, 10855092), (3, 7236728), (4, 5427546), (6, 3618364), (8, 2713773), (12, 1809182), (24, 904591), (43, 504888), (86, 252444), (109, 199176), (129, 168296), (172, 126222), (193, 112488), (218, 99588), (258, 84148), (327, 66392), (344, 63111), (386, 56244), (436, 49794), (516, 42074), (579, 37496), (654, 33196), (772, 28122), (872, 24897), (1032, 21037), (1158, 18748), (1308, 16598), (1544, 14061), (2316, 9374), (2616, 8299), (4632, 4687)]