21966672

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1$

素因数の和:185

約数の個数: 160

約数和(自身を含む): 71995392

約数和(自身を除く): 50028720

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 39, 42, 47, 48, 52, 56, 78, 84, 91, 94, 104, 107, 112, 141, 156, 168, 182, 188, 208, 214, 273, 282, 312, 321, 329, 336, 364, 376, 428, 546, 564, 611, 624, 642, 658, 728, 749, 752, 856, 987, 1092, 1128, 1222, 1284, 1316, 1391, 1456, 1498, 1712, 1833, 1974, 2184, 2247, 2256, 2444, 2568, 2632, 2782, 2996, 3666, 3948, 4173, 4277, 4368, 4494, 4888, 5029, 5136, 5264, 5564, 5992, 7332, 7896, 8346, 8554, 8988, 9737, 9776, 10058, 11128, 11984, 12831, 14664, 15087, 15792, 16692, 17108, 17976, 19474, 20116, 22256, 25662, 29211, 29328, 30174, 33384, 34216, 35203, 35952, 38948, 40232, 51324, 58422, 60348, 65377, 66768, 68432, 70406, 77896, 80464, 102648, 105609, 116844, 120696, 130754, 140812, 155792, 196131, 205296, 211218, 233688, 241392, 261508, 281624, 392262, 422436, 457639, 467376, 523016, 563248, 784524, 844872, 915278, 1046032, 1372917, 1569048, 1689744, 1830556, 2745834, 3138096, 3661112, 5491668, 7322224, 10983336, 21966672]

約数ペア:

[(1, 21966672), (2, 10983336), (3, 7322224), (4, 5491668), (6, 3661112), (7, 3138096), (8, 2745834), (12, 1830556), (13, 1689744), (14, 1569048), (16, 1372917), (21, 1046032), (24, 915278), (26, 844872), (28, 784524), (39, 563248), (42, 523016), (47, 467376), (48, 457639), (52, 422436), (56, 392262), (78, 281624), (84, 261508), (91, 241392), (94, 233688), (104, 211218), (107, 205296), (112, 196131), (141, 155792), (156, 140812), (168, 130754), (182, 120696), (188, 116844), (208, 105609), (214, 102648), (273, 80464), (282, 77896), (312, 70406), (321, 68432), (329, 66768), (336, 65377), (364, 60348), (376, 58422), (428, 51324), (546, 40232), (564, 38948), (611, 35952), (624, 35203), (642, 34216), (658, 33384), (728, 30174), (749, 29328), (752, 29211), (856, 25662), (987, 22256), (1092, 20116), (1128, 19474), (1222, 17976), (1284, 17108), (1316, 16692), (1391, 15792), (1456, 15087), (1498, 14664), (1712, 12831), (1833, 11984), (1974, 11128), (2184, 10058), (2247, 9776), (2256, 9737), (2444, 8988), (2568, 8554), (2632, 8346), (2782, 7896), (2996, 7332), (3666, 5992), (3948, 5564), (4173, 5264), (4277, 5136), (4368, 5029), (4494, 4888)]