21629244

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{683}}^1$

素因数の和:739

約数の個数: 96

約数和(自身を含む): 64350720

約数和(自身を除く): 42721476

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 29, 39, 42, 52, 58, 78, 84, 87, 91, 116, 156, 174, 182, 203, 273, 348, 364, 377, 406, 546, 609, 683, 754, 812, 1092, 1131, 1218, 1366, 1508, 2049, 2262, 2436, 2639, 2732, 4098, 4524, 4781, 5278, 7917, 8196, 8879, 9562, 10556, 14343, 15834, 17758, 19124, 19807, 26637, 28686, 31668, 35516, 39614, 53274, 57372, 59421, 62153, 79228, 106548, 118842, 124306, 138649, 186459, 237684, 248612, 257491, 277298, 372918, 415947, 514982, 554596, 745836, 772473, 831894, 1029964, 1544946, 1663788, 1802437, 3089892, 3604874, 5407311, 7209748, 10814622, 21629244]

約数ペア:

[(1, 21629244), (2, 10814622), (3, 7209748), (4, 5407311), (6, 3604874), (7, 3089892), (12, 1802437), (13, 1663788), (14, 1544946), (21, 1029964), (26, 831894), (28, 772473), (29, 745836), (39, 554596), (42, 514982), (52, 415947), (58, 372918), (78, 277298), (84, 257491), (87, 248612), (91, 237684), (116, 186459), (156, 138649), (174, 124306), (182, 118842), (203, 106548), (273, 79228), (348, 62153), (364, 59421), (377, 57372), (406, 53274), (546, 39614), (609, 35516), (683, 31668), (754, 28686), (812, 26637), (1092, 19807), (1131, 19124), (1218, 17758), (1366, 15834), (1508, 14343), (2049, 10556), (2262, 9562), (2436, 8879), (2639, 8196), (2732, 7917), (4098, 5278), (4524, 4781)]