21497975422

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{449}}^1\times {\mathrm{4259}}^1$

素因数の和:4801

約数の個数: 64

約数和(自身を含む): 40855104000

約数和(自身を除く): 19357128578

約数列:

[1, 2, 7, 11, 14, 22, 73, 77, 146, 154, 449, 511, 803, 898, 1022, 1606, 3143, 4259, 4939, 5621, 6286, 8518, 9878, 11242, 29813, 32777, 34573, 46849, 59626, 65554, 69146, 93698, 229439, 310907, 327943, 360547, 458878, 621814, 655886, 721094, 1912291, 2176349, 2523829, 3419977, 3824582, 4352698, 5047658, 6839954, 13386037, 21035201, 23939839, 26772074, 42070402, 47879678, 139597243, 147246407, 279194486, 294492814, 977180701, 1535569673, 1954361402, 3071139346, 10748987711, 21497975422]

約数ペア:

[(1, 21497975422), (2, 10748987711), (7, 3071139346), (11, 1954361402), (14, 1535569673), (22, 977180701), (73, 294492814), (77, 279194486), (146, 147246407), (154, 139597243), (449, 47879678), (511, 42070402), (803, 26772074), (898, 23939839), (1022, 21035201), (1606, 13386037), (3143, 6839954), (4259, 5047658), (4939, 4352698), (5621, 3824582), (6286, 3419977), (8518, 2523829), (9878, 2176349), (11242, 1912291), (29813, 721094), (32777, 655886), (34573, 621814), (46849, 458878), (59626, 360547), (65554, 327943), (69146, 310907), (93698, 229439)]