21772968

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{109}}^1$

素因数の和:195

約数の個数: 128

約数和(自身を含む): 66528000

約数和(自身を除く): 44755032

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 29, 41, 42, 56, 58, 82, 84, 87, 109, 116, 123, 164, 168, 174, 203, 218, 232, 246, 287, 327, 328, 348, 406, 436, 492, 574, 609, 654, 696, 763, 812, 861, 872, 984, 1148, 1189, 1218, 1308, 1526, 1624, 1722, 2289, 2296, 2378, 2436, 2616, 3052, 3161, 3444, 3567, 4469, 4578, 4756, 4872, 6104, 6322, 6888, 7134, 8323, 8938, 9156, 9483, 9512, 12644, 13407, 14268, 16646, 17876, 18312, 18966, 22127, 24969, 25288, 26814, 28536, 31283, 33292, 35752, 37932, 44254, 49938, 53628, 62566, 66381, 66584, 75864, 88508, 93849, 99876, 107256, 125132, 129601, 132762, 177016, 187698, 199752, 250264, 259202, 265524, 375396, 388803, 518404, 531048, 750792, 777606, 907207, 1036808, 1555212, 1814414, 2721621, 3110424, 3628828, 5443242, 7257656, 10886484, 21772968]

約数ペア:

[(1, 21772968), (2, 10886484), (3, 7257656), (4, 5443242), (6, 3628828), (7, 3110424), (8, 2721621), (12, 1814414), (14, 1555212), (21, 1036808), (24, 907207), (28, 777606), (29, 750792), (41, 531048), (42, 518404), (56, 388803), (58, 375396), (82, 265524), (84, 259202), (87, 250264), (109, 199752), (116, 187698), (123, 177016), (164, 132762), (168, 129601), (174, 125132), (203, 107256), (218, 99876), (232, 93849), (246, 88508), (287, 75864), (327, 66584), (328, 66381), (348, 62566), (406, 53628), (436, 49938), (492, 44254), (574, 37932), (609, 35752), (654, 33292), (696, 31283), (763, 28536), (812, 26814), (861, 25288), (872, 24969), (984, 22127), (1148, 18966), (1189, 18312), (1218, 17876), (1308, 16646), (1526, 14268), (1624, 13407), (1722, 12644), (2289, 9512), (2296, 9483), (2378, 9156), (2436, 8938), (2616, 8323), (3052, 7134), (3161, 6888), (3444, 6322), (3567, 6104), (4469, 4872), (4578, 4756)]