21754118512

素因数分解:

$2^4\times 7^1\times {\mathrm{67}}^1\times {\mathrm{101}}^1\times {\mathrm{28703}}^1$

素因数の和:28886

約数の個数: 80

約数和(自身を含む): 49374554112

約数和(自身を除く): 27620435600

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 67, 101, 112, 134, 202, 268, 404, 469, 536, 707, 808, 938, 1072, 1414, 1616, 1876, 2828, 3752, 5656, 6767, 7504, 11312, 13534, 27068, 28703, 47369, 54136, 57406, 94738, 108272, 114812, 189476, 200921, 229624, 378952, 401842, 459248, 757904, 803684, 1607368, 1923101, 2899003, 3214736, 3846202, 5798006, 7692404, 11596012, 13461707, 15384808, 20293021, 23192024, 26923414, 30769616, 40586042, 46384048, 53846828, 81172084, 107693656, 162344168, 194233201, 215387312, 324688336, 388466402, 776932804, 1359632407, 1553865608, 2719264814, 3107731216, 5438529628, 10877059256, 21754118512]

約数ペア:

[(1, 21754118512), (2, 10877059256), (4, 5438529628), (7, 3107731216), (8, 2719264814), (14, 1553865608), (16, 1359632407), (28, 776932804), (56, 388466402), (67, 324688336), (101, 215387312), (112, 194233201), (134, 162344168), (202, 107693656), (268, 81172084), (404, 53846828), (469, 46384048), (536, 40586042), (707, 30769616), (808, 26923414), (938, 23192024), (1072, 20293021), (1414, 15384808), (1616, 13461707), (1876, 11596012), (2828, 7692404), (3752, 5798006), (5656, 3846202), (6767, 3214736), (7504, 2899003), (11312, 1923101), (13534, 1607368), (27068, 803684), (28703, 757904), (47369, 459248), (54136, 401842), (57406, 378952), (94738, 229624), (108272, 200921), (114812, 189476)]