21197856960

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{1051481}}^1$

素因数の和:1051511

約数の個数: 168

約数和(自身を含む): 83327845536

約数和(自身を除く): 62129988576

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 280, 288, 315, 320, 336, 360, 420, 448, 480, 504, 560, 576, 630, 672, 720, 840, 960, 1008, 1120, 1260, 1344, 1440, 1680, 2016, 2240, 2520, 2880, 3360, 4032, 5040, 6720, 10080, 20160, 1051481, 2102962, 3154443, 4205924, 5257405, 6308886, 7360367, 8411848, 9463329, 10514810, 12617772, 14720734, 15772215, 16823696, 18926658, 21029620, 22081101, 25235544, 29441468, 31544430, 33647392, 36801835, 37853316, 42059240, 44162202, 47316645, 50471088, 58882936, 63088860, 66243303, 67294784, 73603670, 75706632, 84118480, 88324404, 94633290, 100942176, 110405505, 117765872, 126177720, 132486606, 147207340, 151413264, 168236960, 176648808, 189266580, 201884352, 220811010, 235531744, 252355440, 264973212, 294414680, 302826528, 331216515, 336473920, 353297616, 378533160, 441622020, 471063488, 504710880, 529946424, 588829360, 605653056, 662433030, 706595232, 757066320, 883244040, 1009421760, 1059892848, 1177658720, 1324866060, 1413190464, 1514132640, 1766488080, 2119785696, 2355317440, 2649732120, 3028265280, 3532976160, 4239571392, 5299464240, 7065952320, 10598928480, 21197856960]

約数ペア:

[(1, 21197856960), (2, 10598928480), (3, 7065952320), (4, 5299464240), (5, 4239571392), (6, 3532976160), (7, 3028265280), (8, 2649732120), (9, 2355317440), (10, 2119785696), (12, 1766488080), (14, 1514132640), (15, 1413190464), (16, 1324866060), (18, 1177658720), (20, 1059892848), (21, 1009421760), (24, 883244040), (28, 757066320), (30, 706595232), (32, 662433030), (35, 605653056), (36, 588829360), (40, 529946424), (42, 504710880), (45, 471063488), (48, 441622020), (56, 378533160), (60, 353297616), (63, 336473920), (64, 331216515), (70, 302826528), (72, 294414680), (80, 264973212), (84, 252355440), (90, 235531744), (96, 220811010), (105, 201884352), (112, 189266580), (120, 176648808), (126, 168236960), (140, 151413264), (144, 147207340), (160, 132486606), (168, 126177720), (180, 117765872), (192, 110405505), (210, 100942176), (224, 94633290), (240, 88324404), (252, 84118480), (280, 75706632), (288, 73603670), (315, 67294784), (320, 66243303), (336, 63088860), (360, 58882936), (420, 50471088), (448, 47316645), (480, 44162202), (504, 42059240), (560, 37853316), (576, 36801835), (630, 33647392), (672, 31544430), (720, 29441468), (840, 25235544), (960, 22081101), (1008, 21029620), (1120, 18926658), (1260, 16823696), (1344, 15772215), (1440, 14720734), (1680, 12617772), (2016, 10514810), (2240, 9463329), (2520, 8411848), (2880, 7360367), (3360, 6308886), (4032, 5257405), (5040, 4205924), (6720, 3154443), (10080, 2102962), (20160, 1051481)]