21049549920

素因数分解:

$2^5\times 3^3\times 5^1\times 7^1\times {\mathrm{696083}}^1$

素因数の和:696114

約数の個数: 192

約数和(自身を含む): 84198320640

約数和(自身を除く): 63148770720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 168, 180, 189, 210, 216, 224, 240, 252, 270, 280, 288, 315, 336, 360, 378, 420, 432, 480, 504, 540, 560, 630, 672, 720, 756, 840, 864, 945, 1008, 1080, 1120, 1260, 1440, 1512, 1680, 1890, 2016, 2160, 2520, 3024, 3360, 3780, 4320, 5040, 6048, 7560, 10080, 15120, 30240, 696083, 1392166, 2088249, 2784332, 3480415, 4176498, 4872581, 5568664, 6264747, 6960830, 8352996, 9745162, 10441245, 11137328, 12529494, 13921660, 14617743, 16705992, 18794241, 19490324, 20882490, 22274656, 24362905, 25058988, 27843320, 29235486, 31323735, 33411984, 37588482, 38980648, 41764980, 43853229, 48725810, 50117976, 55686640, 58470972, 62647470, 66823968, 73088715, 75176964, 77961296, 83529960, 87706458, 93971205, 97451620, 100235952, 111373280, 116941944, 125294940, 131559687, 146177430, 150353928, 155922592, 167059920, 175412916, 187942410, 194903240, 200471904, 219266145, 233883888, 250589880, 263119374, 292354860, 300707856, 334119840, 350825832, 375884820, 389806480, 438532290, 467767776, 501179760, 526238748, 584709720, 601415712, 657798435, 701651664, 751769640, 779612960, 877064580, 1002359520, 1052477496, 1169419440, 1315596870, 1403303328, 1503539280, 1754129160, 2104954992, 2338838880, 2631193740, 3007078560, 3508258320, 4209909984, 5262387480, 7016516640, 10524774960, 21049549920]

約数ペア:

[(1, 21049549920), (2, 10524774960), (3, 7016516640), (4, 5262387480), (5, 4209909984), (6, 3508258320), (7, 3007078560), (8, 2631193740), (9, 2338838880), (10, 2104954992), (12, 1754129160), (14, 1503539280), (15, 1403303328), (16, 1315596870), (18, 1169419440), (20, 1052477496), (21, 1002359520), (24, 877064580), (27, 779612960), (28, 751769640), (30, 701651664), (32, 657798435), (35, 601415712), (36, 584709720), (40, 526238748), (42, 501179760), (45, 467767776), (48, 438532290), (54, 389806480), (56, 375884820), (60, 350825832), (63, 334119840), (70, 300707856), (72, 292354860), (80, 263119374), (84, 250589880), (90, 233883888), (96, 219266145), (105, 200471904), (108, 194903240), (112, 187942410), (120, 175412916), (126, 167059920), (135, 155922592), (140, 150353928), (144, 146177430), (160, 131559687), (168, 125294940), (180, 116941944), (189, 111373280), (210, 100235952), (216, 97451620), (224, 93971205), (240, 87706458), (252, 83529960), (270, 77961296), (280, 75176964), (288, 73088715), (315, 66823968), (336, 62647470), (360, 58470972), (378, 55686640), (420, 50117976), (432, 48725810), (480, 43853229), (504, 41764980), (540, 38980648), (560, 37588482), (630, 33411984), (672, 31323735), (720, 29235486), (756, 27843320), (840, 25058988), (864, 24362905), (945, 22274656), (1008, 20882490), (1080, 19490324), (1120, 18794241), (1260, 16705992), (1440, 14617743), (1512, 13921660), (1680, 12529494), (1890, 11137328), (2016, 10441245), (2160, 9745162), (2520, 8352996), (3024, 6960830), (3360, 6264747), (3780, 5568664), (4320, 4872581), (5040, 4176498), (6048, 3480415), (7560, 2784332), (10080, 2088249), (15120, 1392166), (30240, 696083)]