21918205008

素因数分解:

$2^4\times 3^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{337}}^1\times {\mathrm{571}}^1$

素因数の和:1042

約数の個数: 240

約数和(自身を含む): 71057940096

約数和(自身を除く): 49139735088

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 56, 63, 72, 84, 112, 113, 126, 144, 168, 226, 252, 336, 337, 339, 452, 504, 571, 674, 678, 791, 904, 1008, 1011, 1017, 1142, 1348, 1356, 1582, 1713, 1808, 2022, 2034, 2284, 2359, 2373, 2696, 2712, 3033, 3164, 3426, 3997, 4044, 4068, 4568, 4718, 4746, 5139, 5392, 5424, 6066, 6328, 6852, 7077, 7119, 7994, 8088, 8136, 9136, 9436, 9492, 10278, 11991, 12132, 12656, 13704, 14154, 14238, 15988, 16176, 16272, 18872, 18984, 20556, 21231, 23982, 24264, 27408, 28308, 28476, 31976, 35973, 37744, 37968, 38081, 41112, 42462, 47964, 48528, 56616, 56952, 63952, 64523, 71946, 76162, 82224, 84924, 95928, 113232, 113904, 114243, 129046, 143892, 152324, 169848, 191856, 192427, 193569, 228486, 258092, 266567, 287784, 304648, 339696, 342729, 384854, 387138, 451661, 456972, 516184, 533134, 575568, 577281, 580707, 609296, 685458, 769708, 774276, 799701, 903322, 913944, 1032368, 1066268, 1154562, 1161414, 1346989, 1354983, 1370916, 1539416, 1548552, 1599402, 1731843, 1806644, 1827888, 2132536, 2309124, 2322828, 2399103, 2693978, 2709966, 2741832, 3078832, 3097104, 3198804, 3463686, 3613288, 4040967, 4064949, 4265072, 4618248, 4645656, 4798206, 5387956, 5419932, 5483664, 6397608, 6927372, 7226576, 8081934, 8129898, 9236496, 9291312, 9596412, 10775912, 10839864, 12122901, 12795216, 13854744, 16163868, 16259796, 19192824, 21551824, 21679728, 21744251, 24245802, 27709488, 32327736, 32519592, 38385648, 43488502, 48491604, 64655472, 65039184, 65232753, 86977004, 96983208, 130465506, 152209757, 173954008, 193966416, 195698259, 260931012, 304419514, 347908016, 391396518, 456629271, 521862024, 608839028, 782793036, 913258542, 1043724048, 1217678056, 1369887813, 1565586072, 1826517084, 2435356112, 2739775626, 3131172144, 3653034168, 5479551252, 7306068336, 10959102504, 21918205008]

約数ペア:

[(1, 21918205008), (2, 10959102504), (3, 7306068336), (4, 5479551252), (6, 3653034168), (7, 3131172144), (8, 2739775626), (9, 2435356112), (12, 1826517084), (14, 1565586072), (16, 1369887813), (18, 1217678056), (21, 1043724048), (24, 913258542), (28, 782793036), (36, 608839028), (42, 521862024), (48, 456629271), (56, 391396518), (63, 347908016), (72, 304419514), (84, 260931012), (112, 195698259), (113, 193966416), (126, 173954008), (144, 152209757), (168, 130465506), (226, 96983208), (252, 86977004), (336, 65232753), (337, 65039184), (339, 64655472), (452, 48491604), (504, 43488502), (571, 38385648), (674, 32519592), (678, 32327736), (791, 27709488), (904, 24245802), (1008, 21744251), (1011, 21679728), (1017, 21551824), (1142, 19192824), (1348, 16259796), (1356, 16163868), (1582, 13854744), (1713, 12795216), (1808, 12122901), (2022, 10839864), (2034, 10775912), (2284, 9596412), (2359, 9291312), (2373, 9236496), (2696, 8129898), (2712, 8081934), (3033, 7226576), (3164, 6927372), (3426, 6397608), (3997, 5483664), (4044, 5419932), (4068, 5387956), (4568, 4798206), (4718, 4645656), (4746, 4618248), (5139, 4265072), (5392, 4064949), (5424, 4040967), (6066, 3613288), (6328, 3463686), (6852, 3198804), (7077, 3097104), (7119, 3078832), (7994, 2741832), (8088, 2709966), (8136, 2693978), (9136, 2399103), (9436, 2322828), (9492, 2309124), (10278, 2132536), (11991, 1827888), (12132, 1806644), (12656, 1731843), (13704, 1599402), (14154, 1548552), (14238, 1539416), (15988, 1370916), (16176, 1354983), (16272, 1346989), (18872, 1161414), (18984, 1154562), (20556, 1066268), (21231, 1032368), (23982, 913944), (24264, 903322), (27408, 799701), (28308, 774276), (28476, 769708), (31976, 685458), (35973, 609296), (37744, 580707), (37968, 577281), (38081, 575568), (41112, 533134), (42462, 516184), (47964, 456972), (48528, 451661), (56616, 387138), (56952, 384854), (63952, 342729), (64523, 339696), (71946, 304648), (76162, 287784), (82224, 266567), (84924, 258092), (95928, 228486), (113232, 193569), (113904, 192427), (114243, 191856), (129046, 169848), (143892, 152324)]