21757536

素因数分解:

$2^5\times 3^2\times {\mathrm{31}}^1\times {\mathrm{2437}}^1$

素因数の和:2484

約数の個数: 72

約数和(自身を含む): 63895104

約数和(自身を除く): 42137568

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 31, 32, 36, 48, 62, 72, 93, 96, 124, 144, 186, 248, 279, 288, 372, 496, 558, 744, 992, 1116, 1488, 2232, 2437, 2976, 4464, 4874, 7311, 8928, 9748, 14622, 19496, 21933, 29244, 38992, 43866, 58488, 75547, 77984, 87732, 116976, 151094, 175464, 226641, 233952, 302188, 350928, 453282, 604376, 679923, 701856, 906564, 1208752, 1359846, 1813128, 2417504, 2719692, 3626256, 5439384, 7252512, 10878768, 21757536]

約数ペア:

[(1, 21757536), (2, 10878768), (3, 7252512), (4, 5439384), (6, 3626256), (8, 2719692), (9, 2417504), (12, 1813128), (16, 1359846), (18, 1208752), (24, 906564), (31, 701856), (32, 679923), (36, 604376), (48, 453282), (62, 350928), (72, 302188), (93, 233952), (96, 226641), (124, 175464), (144, 151094), (186, 116976), (248, 87732), (279, 77984), (288, 75547), (372, 58488), (496, 43866), (558, 38992), (744, 29244), (992, 21933), (1116, 19496), (1488, 14622), (2232, 9748), (2437, 8928), (2976, 7311), (4464, 4874)]