21081745440

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{2091443}}^1$

素因数の和:2091471

約数の個数: 144

約数和(自身を含む): 82218846528

約数和(自身を除く): 61137101088

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, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 140, 144, 160, 168, 180, 210, 224, 240, 252, 280, 288, 315, 336, 360, 420, 480, 504, 560, 630, 672, 720, 840, 1008, 1120, 1260, 1440, 1680, 2016, 2520, 3360, 5040, 10080, 2091443, 4182886, 6274329, 8365772, 10457215, 12548658, 14640101, 16731544, 18822987, 20914430, 25097316, 29280202, 31371645, 33463088, 37645974, 41828860, 43920303, 50194632, 58560404, 62743290, 66926176, 73200505, 75291948, 83657720, 87840606, 94114935, 100389264, 117120808, 125486580, 131760909, 146401010, 150583896, 167315440, 175681212, 188229870, 200778528, 219601515, 234241616, 250973160, 263521818, 292802020, 301167792, 334630880, 351362424, 376459740, 439203030, 468483232, 501946320, 527043636, 585604040, 602335584, 658804545, 702724848, 752919480, 878406060, 1003892640, 1054087272, 1171208080, 1317609090, 1405449696, 1505838960, 1756812120, 2108174544, 2342416160, 2635218180, 3011677920, 3513624240, 4216349088, 5270436360, 7027248480, 10540872720, 21081745440]

約数ペア:

[(1, 21081745440), (2, 10540872720), (3, 7027248480), (4, 5270436360), (5, 4216349088), (6, 3513624240), (7, 3011677920), (8, 2635218180), (9, 2342416160), (10, 2108174544), (12, 1756812120), (14, 1505838960), (15, 1405449696), (16, 1317609090), (18, 1171208080), (20, 1054087272), (21, 1003892640), (24, 878406060), (28, 752919480), (30, 702724848), (32, 658804545), (35, 602335584), (36, 585604040), (40, 527043636), (42, 501946320), (45, 468483232), (48, 439203030), (56, 376459740), (60, 351362424), (63, 334630880), (70, 301167792), (72, 292802020), (80, 263521818), (84, 250973160), (90, 234241616), (96, 219601515), (105, 200778528), (112, 188229870), (120, 175681212), (126, 167315440), (140, 150583896), (144, 146401010), (160, 131760909), (168, 125486580), (180, 117120808), (210, 100389264), (224, 94114935), (240, 87840606), (252, 83657720), (280, 75291948), (288, 73200505), (315, 66926176), (336, 62743290), (360, 58560404), (420, 50194632), (480, 43920303), (504, 41828860), (560, 37645974), (630, 33463088), (672, 31371645), (720, 29280202), (840, 25097316), (1008, 20914430), (1120, 18822987), (1260, 16731544), (1440, 14640101), (1680, 12548658), (2016, 10457215), (2520, 8365772), (3360, 6274329), (5040, 4182886), (10080, 2091443)]