21764106

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1$

素因数の和:177

約数の個数: 128

約数和(自身を含む): 61501440

約数和(自身を除く): 39737334

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 39, 42, 43, 54, 63, 78, 86, 91, 103, 117, 126, 129, 182, 189, 206, 234, 258, 273, 301, 309, 351, 378, 387, 546, 559, 602, 618, 702, 721, 774, 819, 903, 927, 1118, 1161, 1339, 1442, 1638, 1677, 1806, 1854, 2163, 2322, 2457, 2678, 2709, 2781, 3354, 3913, 4017, 4326, 4429, 4914, 5031, 5418, 5562, 6489, 7826, 8034, 8127, 8858, 9373, 10062, 11739, 12051, 12978, 13287, 15093, 16254, 18746, 19467, 23478, 24102, 26574, 28119, 30186, 31003, 35217, 36153, 38934, 39861, 56238, 57577, 62006, 70434, 72306, 79722, 84357, 93009, 105651, 115154, 119583, 168714, 172731, 186018, 211302, 239166, 253071, 279027, 345462, 403039, 506142, 518193, 558054, 806078, 837081, 1036386, 1209117, 1554579, 1674162, 2418234, 3109158, 3627351, 7254702, 10882053, 21764106]

約数ペア:

[(1, 21764106), (2, 10882053), (3, 7254702), (6, 3627351), (7, 3109158), (9, 2418234), (13, 1674162), (14, 1554579), (18, 1209117), (21, 1036386), (26, 837081), (27, 806078), (39, 558054), (42, 518193), (43, 506142), (54, 403039), (63, 345462), (78, 279027), (86, 253071), (91, 239166), (103, 211302), (117, 186018), (126, 172731), (129, 168714), (182, 119583), (189, 115154), (206, 105651), (234, 93009), (258, 84357), (273, 79722), (301, 72306), (309, 70434), (351, 62006), (378, 57577), (387, 56238), (546, 39861), (559, 38934), (602, 36153), (618, 35217), (702, 31003), (721, 30186), (774, 28119), (819, 26574), (903, 24102), (927, 23478), (1118, 19467), (1161, 18746), (1339, 16254), (1442, 15093), (1638, 13287), (1677, 12978), (1806, 12051), (1854, 11739), (2163, 10062), (2322, 9373), (2457, 8858), (2678, 8127), (2709, 8034), (2781, 7826), (3354, 6489), (3913, 5562), (4017, 5418), (4326, 5031), (4429, 4914)]