21282232440

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{617951}}^1$

素因数の和:618013

約数の個数: 128

約数和(自身を含む): 74747473920

約数和(自身を除く): 53465241480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 41, 42, 56, 60, 70, 82, 84, 105, 120, 123, 140, 164, 168, 205, 210, 246, 280, 287, 328, 410, 420, 492, 574, 615, 820, 840, 861, 984, 1148, 1230, 1435, 1640, 1722, 2296, 2460, 2870, 3444, 4305, 4920, 5740, 6888, 8610, 11480, 17220, 34440, 617951, 1235902, 1853853, 2471804, 3089755, 3707706, 4325657, 4943608, 6179510, 7415412, 8651314, 9269265, 12359020, 12976971, 14830824, 17302628, 18538530, 21628285, 24718040, 25335991, 25953942, 34605256, 37077060, 43256570, 50671982, 51907884, 64884855, 74154120, 76007973, 86513140, 101343964, 103815768, 126679955, 129769710, 152015946, 173026280, 177351937, 202687928, 253359910, 259539420, 304031892, 354703874, 380039865, 506719820, 519078840, 532055811, 608063784, 709407748, 760079730, 886759685, 1013439640, 1064111622, 1418815496, 1520159460, 1773519370, 2128223244, 2660279055, 3040318920, 3547038740, 4256446488, 5320558110, 7094077480, 10641116220, 21282232440]

約数ペア:

[(1, 21282232440), (2, 10641116220), (3, 7094077480), (4, 5320558110), (5, 4256446488), (6, 3547038740), (7, 3040318920), (8, 2660279055), (10, 2128223244), (12, 1773519370), (14, 1520159460), (15, 1418815496), (20, 1064111622), (21, 1013439640), (24, 886759685), (28, 760079730), (30, 709407748), (35, 608063784), (40, 532055811), (41, 519078840), (42, 506719820), (56, 380039865), (60, 354703874), (70, 304031892), (82, 259539420), (84, 253359910), (105, 202687928), (120, 177351937), (123, 173026280), (140, 152015946), (164, 129769710), (168, 126679955), (205, 103815768), (210, 101343964), (246, 86513140), (280, 76007973), (287, 74154120), (328, 64884855), (410, 51907884), (420, 50671982), (492, 43256570), (574, 37077060), (615, 34605256), (820, 25953942), (840, 25335991), (861, 24718040), (984, 21628285), (1148, 18538530), (1230, 17302628), (1435, 14830824), (1640, 12976971), (1722, 12359020), (2296, 9269265), (2460, 8651314), (2870, 7415412), (3444, 6179510), (4305, 4943608), (4920, 4325657), (5740, 3707706), (6888, 3089755), (8610, 2471804), (11480, 1853853), (17220, 1235902), (34440, 617951)]