21954283176

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{39161}}^1$

素因数の和:39295

約数の個数: 128

約数和(自身を含む): 64965058560

約数和(自身を除く): 43010775384

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 47, 56, 71, 84, 94, 141, 142, 168, 188, 213, 282, 284, 329, 376, 426, 497, 564, 568, 658, 852, 987, 994, 1128, 1316, 1491, 1704, 1974, 1988, 2632, 2982, 3337, 3948, 3976, 5964, 6674, 7896, 10011, 11928, 13348, 20022, 23359, 26696, 39161, 40044, 46718, 70077, 78322, 80088, 93436, 117483, 140154, 156644, 186872, 234966, 274127, 280308, 313288, 469932, 548254, 560616, 822381, 939864, 1096508, 1644762, 1840567, 2193016, 2780431, 3289524, 3681134, 5521701, 5560862, 6579048, 7362268, 8341293, 11043402, 11121724, 12883969, 14724536, 16682586, 19463017, 22086804, 22243448, 25767938, 33365172, 38651907, 38926034, 44173608, 51535876, 58389051, 66730344, 77303814, 77852068, 103071752, 116778102, 130680257, 154607628, 155704136, 233556204, 261360514, 309215256, 392040771, 467112408, 522721028, 784081542, 914761799, 1045442056, 1568163084, 1829523598, 2744285397, 3136326168, 3659047196, 5488570794, 7318094392, 10977141588, 21954283176]

約数ペア:

[(1, 21954283176), (2, 10977141588), (3, 7318094392), (4, 5488570794), (6, 3659047196), (7, 3136326168), (8, 2744285397), (12, 1829523598), (14, 1568163084), (21, 1045442056), (24, 914761799), (28, 784081542), (42, 522721028), (47, 467112408), (56, 392040771), (71, 309215256), (84, 261360514), (94, 233556204), (141, 155704136), (142, 154607628), (168, 130680257), (188, 116778102), (213, 103071752), (282, 77852068), (284, 77303814), (329, 66730344), (376, 58389051), (426, 51535876), (497, 44173608), (564, 38926034), (568, 38651907), (658, 33365172), (852, 25767938), (987, 22243448), (994, 22086804), (1128, 19463017), (1316, 16682586), (1491, 14724536), (1704, 12883969), (1974, 11121724), (1988, 11043402), (2632, 8341293), (2982, 7362268), (3337, 6579048), (3948, 5560862), (3976, 5521701), (5964, 3681134), (6674, 3289524), (7896, 2780431), (10011, 2193016), (11928, 1840567), (13348, 1644762), (20022, 1096508), (23359, 939864), (26696, 822381), (39161, 560616), (40044, 548254), (46718, 469932), (70077, 313288), (78322, 280308), (80088, 274127), (93436, 234966), (117483, 186872), (140154, 156644)]