21689558528

素因数分解:

$2^9\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{11923}}^1$

素因数の和:11988

約数の個数: 160

約数和(自身を含む): 52696448640

約数和(自身を除く): 31006890112

約数列:

[1, 2, 4, 8, 11, 16, 17, 19, 22, 32, 34, 38, 44, 64, 68, 76, 88, 128, 136, 152, 176, 187, 209, 256, 272, 304, 323, 352, 374, 418, 512, 544, 608, 646, 704, 748, 836, 1088, 1216, 1292, 1408, 1496, 1672, 2176, 2432, 2584, 2816, 2992, 3344, 3553, 4352, 4864, 5168, 5632, 5984, 6688, 7106, 8704, 9728, 10336, 11923, 11968, 13376, 14212, 20672, 23846, 23936, 26752, 28424, 41344, 47692, 47872, 53504, 56848, 82688, 95384, 95744, 107008, 113696, 131153, 165376, 190768, 202691, 226537, 227392, 262306, 381536, 405382, 453074, 454784, 524612, 763072, 810764, 906148, 909568, 1049224, 1526144, 1621528, 1812296, 1819136, 2098448, 2229601, 2491907, 3052288, 3243056, 3624592, 3851129, 4196896, 4459202, 4983814, 6104576, 6486112, 7249184, 7702258, 8393792, 8918404, 9967628, 12972224, 14498368, 15404516, 16787584, 17836808, 19935256, 25944448, 28996736, 30809032, 33575168, 35673616, 39870512, 42362419, 51888896, 57993472, 61618064, 67150336, 71347232, 79741024, 84724838, 103777792, 115986944, 123236128, 142694464, 159482048, 169449676, 246472256, 285388928, 318964096, 338899352, 492944512, 570777856, 637928192, 677798704, 985889024, 1141555712, 1275856384, 1355597408, 1971778048, 2711194816, 5422389632, 10844779264, 21689558528]

約数ペア:

[(1, 21689558528), (2, 10844779264), (4, 5422389632), (8, 2711194816), (11, 1971778048), (16, 1355597408), (17, 1275856384), (19, 1141555712), (22, 985889024), (32, 677798704), (34, 637928192), (38, 570777856), (44, 492944512), (64, 338899352), (68, 318964096), (76, 285388928), (88, 246472256), (128, 169449676), (136, 159482048), (152, 142694464), (176, 123236128), (187, 115986944), (209, 103777792), (256, 84724838), (272, 79741024), (304, 71347232), (323, 67150336), (352, 61618064), (374, 57993472), (418, 51888896), (512, 42362419), (544, 39870512), (608, 35673616), (646, 33575168), (704, 30809032), (748, 28996736), (836, 25944448), (1088, 19935256), (1216, 17836808), (1292, 16787584), (1408, 15404516), (1496, 14498368), (1672, 12972224), (2176, 9967628), (2432, 8918404), (2584, 8393792), (2816, 7702258), (2992, 7249184), (3344, 6486112), (3553, 6104576), (4352, 4983814), (4864, 4459202), (5168, 4196896), (5632, 3851129), (5984, 3624592), (6688, 3243056), (7106, 3052288), (8704, 2491907), (9728, 2229601), (10336, 2098448), (11923, 1819136), (11968, 1812296), (13376, 1621528), (14212, 1526144), (20672, 1049224), (23846, 909568), (23936, 906148), (26752, 810764), (28424, 763072), (41344, 524612), (47692, 454784), (47872, 453074), (53504, 405382), (56848, 381536), (82688, 262306), (95384, 227392), (95744, 226537), (107008, 202691), (113696, 190768), (131153, 165376)]