21724248

素因数分解:

$2^3\times 3^1\times 7^4\times {\mathrm{13}}^1\times {\mathrm{29}}^1$

素因数の和:79

約数の個数: 160

約数和(自身を含む): 70585200

約数和(自身を除く): 48860952

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 21, 24, 26, 28, 29, 39, 42, 49, 52, 56, 58, 78, 84, 87, 91, 98, 104, 116, 147, 156, 168, 174, 182, 196, 203, 232, 273, 294, 312, 343, 348, 364, 377, 392, 406, 546, 588, 609, 637, 686, 696, 728, 754, 812, 1029, 1092, 1131, 1176, 1218, 1274, 1372, 1421, 1508, 1624, 1911, 2058, 2184, 2262, 2401, 2436, 2548, 2639, 2744, 2842, 3016, 3822, 4116, 4263, 4459, 4524, 4802, 4872, 5096, 5278, 5684, 7203, 7644, 7917, 8232, 8526, 8918, 9048, 9604, 9947, 10556, 11368, 13377, 14406, 15288, 15834, 17052, 17836, 18473, 19208, 19894, 21112, 26754, 28812, 29841, 31213, 31668, 34104, 35672, 36946, 39788, 53508, 55419, 57624, 59682, 62426, 63336, 69629, 73892, 79576, 93639, 107016, 110838, 119364, 124852, 129311, 139258, 147784, 187278, 208887, 221676, 238728, 249704, 258622, 278516, 374556, 387933, 417774, 443352, 517244, 557032, 749112, 775866, 835548, 905177, 1034488, 1551732, 1671096, 1810354, 2715531, 3103464, 3620708, 5431062, 7241416, 10862124, 21724248]

約数ペア:

[(1, 21724248), (2, 10862124), (3, 7241416), (4, 5431062), (6, 3620708), (7, 3103464), (8, 2715531), (12, 1810354), (13, 1671096), (14, 1551732), (21, 1034488), (24, 905177), (26, 835548), (28, 775866), (29, 749112), (39, 557032), (42, 517244), (49, 443352), (52, 417774), (56, 387933), (58, 374556), (78, 278516), (84, 258622), (87, 249704), (91, 238728), (98, 221676), (104, 208887), (116, 187278), (147, 147784), (156, 139258), (168, 129311), (174, 124852), (182, 119364), (196, 110838), (203, 107016), (232, 93639), (273, 79576), (294, 73892), (312, 69629), (343, 63336), (348, 62426), (364, 59682), (377, 57624), (392, 55419), (406, 53508), (546, 39788), (588, 36946), (609, 35672), (637, 34104), (686, 31668), (696, 31213), (728, 29841), (754, 28812), (812, 26754), (1029, 21112), (1092, 19894), (1131, 19208), (1176, 18473), (1218, 17836), (1274, 17052), (1372, 15834), (1421, 15288), (1508, 14406), (1624, 13377), (1911, 11368), (2058, 10556), (2184, 9947), (2262, 9604), (2401, 9048), (2436, 8918), (2548, 8526), (2639, 8232), (2744, 7917), (2842, 7644), (3016, 7203), (3822, 5684), (4116, 5278), (4263, 5096), (4459, 4872), (4524, 4802)]