21965766648

素因数分解:

$2^3\times 3^1\times 7^3\times {\mathrm{131}}^1\times {\mathrm{20369}}^1$

素因数の和:20530

約数の個数: 128

約数和(自身を含む): 64532160000

約数和(自身を除く): 42566393352

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 49, 56, 84, 98, 131, 147, 168, 196, 262, 294, 343, 392, 393, 524, 588, 686, 786, 917, 1029, 1048, 1176, 1372, 1572, 1834, 2058, 2744, 2751, 3144, 3668, 4116, 5502, 6419, 7336, 8232, 11004, 12838, 19257, 20369, 22008, 25676, 38514, 40738, 44933, 51352, 61107, 77028, 81476, 89866, 122214, 134799, 142583, 154056, 162952, 179732, 244428, 269598, 285166, 359464, 427749, 488856, 539196, 570332, 855498, 998081, 1078392, 1140664, 1710996, 1996162, 2668339, 2994243, 3421992, 3992324, 5336678, 5988486, 6986567, 7984648, 8005017, 10673356, 11976972, 13973134, 16010034, 18678373, 20959701, 21346712, 23953944, 27946268, 32020068, 37356746, 41919402, 55892536, 56035119, 64040136, 74713492, 83838804, 112070238, 130748611, 149426984, 167677608, 224140476, 261497222, 392245833, 448280952, 522994444, 784491666, 915240277, 1045988888, 1568983332, 1830480554, 2745720831, 3137966664, 3660961108, 5491441662, 7321922216, 10982883324, 21965766648]

約数ペア:

[(1, 21965766648), (2, 10982883324), (3, 7321922216), (4, 5491441662), (6, 3660961108), (7, 3137966664), (8, 2745720831), (12, 1830480554), (14, 1568983332), (21, 1045988888), (24, 915240277), (28, 784491666), (42, 522994444), (49, 448280952), (56, 392245833), (84, 261497222), (98, 224140476), (131, 167677608), (147, 149426984), (168, 130748611), (196, 112070238), (262, 83838804), (294, 74713492), (343, 64040136), (392, 56035119), (393, 55892536), (524, 41919402), (588, 37356746), (686, 32020068), (786, 27946268), (917, 23953944), (1029, 21346712), (1048, 20959701), (1176, 18678373), (1372, 16010034), (1572, 13973134), (1834, 11976972), (2058, 10673356), (2744, 8005017), (2751, 7984648), (3144, 6986567), (3668, 5988486), (4116, 5336678), (5502, 3992324), (6419, 3421992), (7336, 2994243), (8232, 2668339), (11004, 1996162), (12838, 1710996), (19257, 1140664), (20369, 1078392), (22008, 998081), (25676, 855498), (38514, 570332), (40738, 539196), (44933, 488856), (51352, 427749), (61107, 359464), (77028, 285166), (81476, 269598), (89866, 244428), (122214, 179732), (134799, 162952), (142583, 154056)]