21467702992

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{419}}^1\times {\mathrm{941}}^1$

素因数の和:1492

約数の個数: 80

約数和(自身を含む): 43270355520

約数和(自身を除く): 21802652528

約数列:

[1, 2, 4, 8, 16, 41, 82, 83, 164, 166, 328, 332, 419, 656, 664, 838, 941, 1328, 1676, 1882, 3352, 3403, 3764, 6704, 6806, 7528, 13612, 15056, 17179, 27224, 34358, 34777, 38581, 54448, 68716, 69554, 77162, 78103, 137432, 139108, 154324, 156206, 274864, 278216, 308648, 312412, 394279, 556432, 617296, 624824, 788558, 1249648, 1425857, 1577116, 2851714, 3154232, 3202223, 5703428, 6308464, 6404446, 11406856, 12808892, 16165439, 22813712, 25617784, 32330878, 32725157, 51235568, 64661756, 65450314, 129323512, 130900628, 258647024, 261801256, 523602512, 1341731437, 2683462874, 5366925748, 10733851496, 21467702992]

約数ペア:

[(1, 21467702992), (2, 10733851496), (4, 5366925748), (8, 2683462874), (16, 1341731437), (41, 523602512), (82, 261801256), (83, 258647024), (164, 130900628), (166, 129323512), (328, 65450314), (332, 64661756), (419, 51235568), (656, 32725157), (664, 32330878), (838, 25617784), (941, 22813712), (1328, 16165439), (1676, 12808892), (1882, 11406856), (3352, 6404446), (3403, 6308464), (3764, 5703428), (6704, 3202223), (6806, 3154232), (7528, 2851714), (13612, 1577116), (15056, 1425857), (17179, 1249648), (27224, 788558), (34358, 624824), (34777, 617296), (38581, 556432), (54448, 394279), (68716, 312412), (69554, 308648), (77162, 278216), (78103, 274864), (137432, 156206), (139108, 154324)]