21624876

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1$

素因数の和:101

約数の個数: 216

約数和(自身を含む): 73198944

約数和(自身を除く): 51574068

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 23, 26, 28, 36, 39, 41, 42, 46, 49, 52, 63, 69, 78, 82, 84, 91, 92, 98, 117, 123, 126, 138, 147, 156, 161, 164, 182, 196, 207, 234, 246, 252, 273, 276, 287, 294, 299, 322, 364, 369, 414, 441, 468, 483, 492, 533, 546, 574, 588, 598, 637, 644, 738, 819, 828, 861, 882, 897, 943, 966, 1066, 1092, 1127, 1148, 1196, 1274, 1449, 1476, 1599, 1638, 1722, 1764, 1794, 1886, 1911, 1932, 2009, 2093, 2132, 2254, 2548, 2583, 2691, 2829, 2898, 3198, 3276, 3381, 3444, 3588, 3731, 3772, 3822, 4018, 4186, 4508, 4797, 5166, 5382, 5658, 5733, 5796, 6027, 6279, 6396, 6601, 6762, 7462, 7644, 8036, 8372, 8487, 9594, 10143, 10332, 10764, 11193, 11316, 11466, 12054, 12259, 12558, 13202, 13524, 14651, 14924, 16974, 18081, 18837, 19188, 19803, 20286, 22386, 22932, 24108, 24518, 25116, 26117, 26404, 29302, 33579, 33948, 36162, 36777, 37674, 39606, 40572, 43953, 44772, 46207, 49036, 52234, 58604, 59409, 67158, 72324, 73554, 75348, 78351, 79212, 85813, 87906, 92414, 104468, 110331, 118818, 131859, 134316, 138621, 147108, 156702, 171626, 175812, 184828, 220662, 235053, 237636, 257439, 263718, 277242, 313404, 343252, 415863, 441324, 470106, 514878, 527436, 554484, 600691, 772317, 831726, 940212, 1029756, 1201382, 1544634, 1663452, 1802073, 2402764, 3089268, 3604146, 5406219, 7208292, 10812438, 21624876]

約数ペア:

[(1, 21624876), (2, 10812438), (3, 7208292), (4, 5406219), (6, 3604146), (7, 3089268), (9, 2402764), (12, 1802073), (13, 1663452), (14, 1544634), (18, 1201382), (21, 1029756), (23, 940212), (26, 831726), (28, 772317), (36, 600691), (39, 554484), (41, 527436), (42, 514878), (46, 470106), (49, 441324), (52, 415863), (63, 343252), (69, 313404), (78, 277242), (82, 263718), (84, 257439), (91, 237636), (92, 235053), (98, 220662), (117, 184828), (123, 175812), (126, 171626), (138, 156702), (147, 147108), (156, 138621), (161, 134316), (164, 131859), (182, 118818), (196, 110331), (207, 104468), (234, 92414), (246, 87906), (252, 85813), (273, 79212), (276, 78351), (287, 75348), (294, 73554), (299, 72324), (322, 67158), (364, 59409), (369, 58604), (414, 52234), (441, 49036), (468, 46207), (483, 44772), (492, 43953), (533, 40572), (546, 39606), (574, 37674), (588, 36777), (598, 36162), (637, 33948), (644, 33579), (738, 29302), (819, 26404), (828, 26117), (861, 25116), (882, 24518), (897, 24108), (943, 22932), (966, 22386), (1066, 20286), (1092, 19803), (1127, 19188), (1148, 18837), (1196, 18081), (1274, 16974), (1449, 14924), (1476, 14651), (1599, 13524), (1638, 13202), (1722, 12558), (1764, 12259), (1794, 12054), (1886, 11466), (1911, 11316), (1932, 11193), (2009, 10764), (2093, 10332), (2132, 10143), (2254, 9594), (2548, 8487), (2583, 8372), (2691, 8036), (2829, 7644), (2898, 7462), (3198, 6762), (3276, 6601), (3381, 6396), (3444, 6279), (3588, 6027), (3731, 5796), (3772, 5733), (3822, 5658), (4018, 5382), (4186, 5166), (4508, 4797)]