21000611520

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{17077}}^1$

素因数の和:17168

約数の個数: 336

約数和(自身を含む): 83910635328

約数和(自身を除く): 62910023808

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, 61, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 122, 126, 140, 144, 160, 168, 180, 183, 192, 210, 224, 240, 244, 252, 280, 288, 305, 315, 320, 336, 360, 366, 420, 427, 448, 480, 488, 504, 549, 560, 576, 610, 630, 672, 720, 732, 840, 854, 915, 960, 976, 1008, 1098, 1120, 1220, 1260, 1281, 1344, 1440, 1464, 1680, 1708, 1830, 1952, 2016, 2135, 2196, 2240, 2440, 2520, 2562, 2745, 2880, 2928, 3360, 3416, 3660, 3843, 3904, 4032, 4270, 4392, 4880, 5040, 5124, 5490, 5856, 6405, 6720, 6832, 7320, 7686, 8540, 8784, 9760, 10080, 10248, 10980, 11712, 12810, 13664, 14640, 15372, 17077, 17080, 17568, 19215, 19520, 20160, 20496, 21960, 25620, 27328, 29280, 30744, 34154, 34160, 35136, 38430, 40992, 43920, 51231, 51240, 58560, 61488, 68308, 68320, 76860, 81984, 85385, 87840, 102462, 102480, 119539, 122976, 136616, 136640, 153693, 153720, 170770, 175680, 204924, 204960, 239078, 245952, 256155, 273232, 307386, 307440, 341540, 358617, 409848, 409920, 478156, 512310, 546464, 597695, 614772, 614880, 683080, 717234, 768465, 819696, 956312, 1024620, 1041697, 1075851, 1092928, 1195390, 1229544, 1229760, 1366160, 1434468, 1536930, 1639392, 1793085, 1912624, 2049240, 2083394, 2151702, 2390780, 2459088, 2732320, 2868936, 3073860, 3125091, 3278784, 3586170, 3825248, 4098480, 4166788, 4303404, 4781560, 4918176, 5208485, 5379255, 5464640, 5737872, 6147720, 6250182, 7172340, 7291879, 7650496, 8196960, 8333576, 8606808, 9375273, 9563120, 9836352, 10416970, 10758510, 11475744, 12295440, 12500364, 14344680, 14583758, 15625455, 16393920, 16667152, 17213616, 18750546, 19126240, 20833940, 21517020, 21875637, 22951488, 24590880, 25000728, 28689360, 29167516, 31250910, 33334304, 34427232, 36459395, 37501092, 38252480, 41667880, 43034040, 43751274, 46876365, 49181760, 50001456, 57378720, 58335032, 62501820, 65626911, 66668608, 68854464, 72918790, 75002184, 83335760, 86068080, 87502548, 93752730, 100002912, 109378185, 114757440, 116670064, 125003640, 131253822, 145837580, 150004368, 166671520, 172136160, 175005096, 187505460, 200005824, 218756370, 233340128, 250007280, 262507644, 291675160, 300008736, 328134555, 333343040, 344272320, 350010192, 375010920, 437512740, 466680256, 500014560, 525015288, 583350320, 600017472, 656269110, 700020384, 750021840, 875025480, 1000029120, 1050030576, 1166700640, 1312538220, 1400040768, 1500043680, 1750050960, 2100061152, 2333401280, 2625076440, 3000087360, 3500101920, 4200122304, 5250152880, 7000203840, 10500305760, 21000611520]

約数ペア:

[(1, 21000611520), (2, 10500305760), (3, 7000203840), (4, 5250152880), (5, 4200122304), (6, 3500101920), (7, 3000087360), (8, 2625076440), (9, 2333401280), (10, 2100061152), (12, 1750050960), (14, 1500043680), (15, 1400040768), (16, 1312538220), (18, 1166700640), (20, 1050030576), (21, 1000029120), (24, 875025480), (28, 750021840), (30, 700020384), (32, 656269110), (35, 600017472), (36, 583350320), (40, 525015288), (42, 500014560), (45, 466680256), (48, 437512740), (56, 375010920), (60, 350010192), (61, 344272320), (63, 333343040), (64, 328134555), (70, 300008736), (72, 291675160), (80, 262507644), (84, 250007280), (90, 233340128), (96, 218756370), (105, 200005824), (112, 187505460), (120, 175005096), (122, 172136160), (126, 166671520), (140, 150004368), (144, 145837580), (160, 131253822), (168, 125003640), (180, 116670064), (183, 114757440), (192, 109378185), (210, 100002912), (224, 93752730), (240, 87502548), (244, 86068080), (252, 83335760), (280, 75002184), (288, 72918790), (305, 68854464), (315, 66668608), (320, 65626911), (336, 62501820), (360, 58335032), (366, 57378720), (420, 50001456), (427, 49181760), (448, 46876365), (480, 43751274), (488, 43034040), (504, 41667880), (549, 38252480), (560, 37501092), (576, 36459395), (610, 34427232), (630, 33334304), (672, 31250910), (720, 29167516), (732, 28689360), (840, 25000728), (854, 24590880), (915, 22951488), (960, 21875637), (976, 21517020), (1008, 20833940), (1098, 19126240), (1120, 18750546), (1220, 17213616), (1260, 16667152), (1281, 16393920), (1344, 15625455), (1440, 14583758), (1464, 14344680), (1680, 12500364), (1708, 12295440), (1830, 11475744), (1952, 10758510), (2016, 10416970), (2135, 9836352), (2196, 9563120), (2240, 9375273), (2440, 8606808), (2520, 8333576), (2562, 8196960), (2745, 7650496), (2880, 7291879), (2928, 7172340), (3360, 6250182), (3416, 6147720), (3660, 5737872), (3843, 5464640), (3904, 5379255), (4032, 5208485), (4270, 4918176), (4392, 4781560), (4880, 4303404), (5040, 4166788), (5124, 4098480), (5490, 3825248), (5856, 3586170), (6405, 3278784), (6720, 3125091), (6832, 3073860), (7320, 2868936), (7686, 2732320), (8540, 2459088), (8784, 2390780), (9760, 2151702), (10080, 2083394), (10248, 2049240), (10980, 1912624), (11712, 1793085), (12810, 1639392), (13664, 1536930), (14640, 1434468), (15372, 1366160), (17077, 1229760), (17080, 1229544), (17568, 1195390), (19215, 1092928), (19520, 1075851), (20160, 1041697), (20496, 1024620), (21960, 956312), (25620, 819696), (27328, 768465), (29280, 717234), (30744, 683080), (34154, 614880), (34160, 614772), (35136, 597695), (38430, 546464), (40992, 512310), (43920, 478156), (51231, 409920), (51240, 409848), (58560, 358617), (61488, 341540), (68308, 307440), (68320, 307386), (76860, 273232), (81984, 256155), (85385, 245952), (87840, 239078), (102462, 204960), (102480, 204924), (119539, 175680), (122976, 170770), (136616, 153720), (136640, 153693)]