21112656

素因数分解:

$2^4\times 3^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{193}}^1$

素因数の和:300

約数の個数: 80

約数和(自身を含む): 57157056

約数和(自身を除く): 36044400

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 43, 48, 53, 86, 106, 129, 159, 172, 193, 212, 258, 318, 344, 386, 424, 516, 579, 636, 688, 772, 848, 1032, 1158, 1272, 1544, 2064, 2279, 2316, 2544, 3088, 4558, 4632, 6837, 8299, 9116, 9264, 10229, 13674, 16598, 18232, 20458, 24897, 27348, 30687, 33196, 36464, 40916, 49794, 54696, 61374, 66392, 81832, 99588, 109392, 122748, 132784, 163664, 199176, 245496, 398352, 439847, 490992, 879694, 1319541, 1759388, 2639082, 3518776, 5278164, 7037552, 10556328, 21112656]

約数ペア:

[(1, 21112656), (2, 10556328), (3, 7037552), (4, 5278164), (6, 3518776), (8, 2639082), (12, 1759388), (16, 1319541), (24, 879694), (43, 490992), (48, 439847), (53, 398352), (86, 245496), (106, 199176), (129, 163664), (159, 132784), (172, 122748), (193, 109392), (212, 99588), (258, 81832), (318, 66392), (344, 61374), (386, 54696), (424, 49794), (516, 40916), (579, 36464), (636, 33196), (688, 30687), (772, 27348), (848, 24897), (1032, 20458), (1158, 18232), (1272, 16598), (1544, 13674), (2064, 10229), (2279, 9264), (2316, 9116), (2544, 8299), (3088, 6837), (4558, 4632)]