2021432686

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{173}}^1$

素因数の和:354

約数の個数: 128

約数和(自身を含む): 4115865600

約数和(自身を除く): 2094432914

約数列:

[1, 2, 7, 13, 14, 19, 26, 31, 38, 62, 91, 109, 133, 173, 182, 217, 218, 247, 266, 346, 403, 434, 494, 589, 763, 806, 1178, 1211, 1417, 1526, 1729, 2071, 2249, 2422, 2821, 2834, 3287, 3379, 3458, 4123, 4142, 4498, 5363, 5642, 6574, 6758, 7657, 8246, 9919, 10726, 14497, 15314, 15743, 18857, 19838, 23009, 23653, 26923, 28994, 31486, 37541, 37714, 42731, 43927, 46018, 47306, 53599, 53846, 64201, 69719, 75082, 85462, 87854, 101897, 107198, 128402, 131999, 139438, 188461, 203794, 245141, 263998, 299117, 307489, 358283, 376922, 449407, 488033, 490282, 584567, 598234, 614978, 713279, 716566, 834613, 898814, 976066, 1169134, 1324661, 1426558, 1669226, 1715987, 2507981, 2649322, 3431974, 4091969, 4657679, 5015962, 5842291, 7599371, 8183938, 9272627, 9315358, 11106773, 11684582, 15198742, 18545254, 22213546, 32603753, 53195597, 65207506, 77747411, 106391194, 144388049, 155494822, 288776098, 1010716343, 2021432686]

約数ペア:

[(1, 2021432686), (2, 1010716343), (7, 288776098), (13, 155494822), (14, 144388049), (19, 106391194), (26, 77747411), (31, 65207506), (38, 53195597), (62, 32603753), (91, 22213546), (109, 18545254), (133, 15198742), (173, 11684582), (182, 11106773), (217, 9315358), (218, 9272627), (247, 8183938), (266, 7599371), (346, 5842291), (403, 5015962), (434, 4657679), (494, 4091969), (589, 3431974), (763, 2649322), (806, 2507981), (1178, 1715987), (1211, 1669226), (1417, 1426558), (1526, 1324661), (1729, 1169134), (2071, 976066), (2249, 898814), (2422, 834613), (2821, 716566), (2834, 713279), (3287, 614978), (3379, 598234), (3458, 584567), (4123, 490282), (4142, 488033), (4498, 449407), (5363, 376922), (5642, 358283), (6574, 307489), (6758, 299117), (7657, 263998), (8246, 245141), (9919, 203794), (10726, 188461), (14497, 139438), (15314, 131999), (15743, 128402), (18857, 107198), (19838, 101897), (23009, 87854), (23653, 85462), (26923, 75082), (28994, 69719), (31486, 64201), (37541, 53846), (37714, 53599), (42731, 47306), (43927, 46018)]