21764244656

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{289603}}^1$

素因数の和:289690

約数の個数: 80

約数和(自身を含む): 53435413248

約数和(自身を除く): 31671168592

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 56, 61, 77, 88, 112, 122, 154, 176, 244, 308, 427, 488, 616, 671, 854, 976, 1232, 1342, 1708, 2684, 3416, 4697, 5368, 6832, 9394, 10736, 18788, 37576, 75152, 289603, 579206, 1158412, 2027221, 2316824, 3185633, 4054442, 4633648, 6371266, 8108884, 12742532, 16217768, 17665783, 22299431, 25485064, 32435536, 35331566, 44598862, 50970128, 70663132, 89197724, 123660481, 141326264, 178395448, 194323613, 247320962, 282652528, 356790896, 388647226, 494641924, 777294452, 989283848, 1360265291, 1554588904, 1978567696, 2720530582, 3109177808, 5441061164, 10882122328, 21764244656]

約数ペア:

[(1, 21764244656), (2, 10882122328), (4, 5441061164), (7, 3109177808), (8, 2720530582), (11, 1978567696), (14, 1554588904), (16, 1360265291), (22, 989283848), (28, 777294452), (44, 494641924), (56, 388647226), (61, 356790896), (77, 282652528), (88, 247320962), (112, 194323613), (122, 178395448), (154, 141326264), (176, 123660481), (244, 89197724), (308, 70663132), (427, 50970128), (488, 44598862), (616, 35331566), (671, 32435536), (854, 25485064), (976, 22299431), (1232, 17665783), (1342, 16217768), (1708, 12742532), (2684, 8108884), (3416, 6371266), (4697, 4633648), (5368, 4054442), (6832, 3185633), (9394, 2316824), (10736, 2027221), (18788, 1158412), (37576, 579206), (75152, 289603)]