21379417920

素因数分解:

$2^6\times 3^2\times 5^1\times 7^1\times {\mathrm{1060487}}^1$

素因数の和:1060517

約数の個数: 168

約数和(自身を含む): 84041553024

約数和(自身を除く): 62662135104

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, 1060487, 2120974, 3181461, 4241948, 5302435, 6362922, 7423409, 8483896, 9544383, 10604870, 12725844, 14846818, 15907305, 16967792, 19088766, 21209740, 22270227, 25451688, 29693636, 31814610, 33935584, 37117045, 38177532, 42419480, 44540454, 47721915, 50903376, 59387272, 63629220, 66810681, 67871168, 74234090, 76355064, 84838960, 89080908, 95443830, 101806752, 111351135, 118774544, 127258440, 133621362, 148468180, 152710128, 169677920, 178161816, 190887660, 203613504, 222702270, 237549088, 254516880, 267242724, 296936360, 305420256, 334053405, 339355840, 356323632, 381775320, 445404540, 475098176, 509033760, 534485448, 593872720, 610840512, 668106810, 712647264, 763550640, 890809080, 1018067520, 1068970896, 1187745440, 1336213620, 1425294528, 1527101280, 1781618160, 2137941792, 2375490880, 2672427240, 3054202560, 3563236320, 4275883584, 5344854480, 7126472640, 10689708960, 21379417920]

約数ペア:

[(1, 21379417920), (2, 10689708960), (3, 7126472640), (4, 5344854480), (5, 4275883584), (6, 3563236320), (7, 3054202560), (8, 2672427240), (9, 2375490880), (10, 2137941792), (12, 1781618160), (14, 1527101280), (15, 1425294528), (16, 1336213620), (18, 1187745440), (20, 1068970896), (21, 1018067520), (24, 890809080), (28, 763550640), (30, 712647264), (32, 668106810), (35, 610840512), (36, 593872720), (40, 534485448), (42, 509033760), (45, 475098176), (48, 445404540), (56, 381775320), (60, 356323632), (63, 339355840), (64, 334053405), (70, 305420256), (72, 296936360), (80, 267242724), (84, 254516880), (90, 237549088), (96, 222702270), (105, 203613504), (112, 190887660), (120, 178161816), (126, 169677920), (140, 152710128), (144, 148468180), (160, 133621362), (168, 127258440), (180, 118774544), (192, 111351135), (210, 101806752), (224, 95443830), (240, 89080908), (252, 84838960), (280, 76355064), (288, 74234090), (315, 67871168), (320, 66810681), (336, 63629220), (360, 59387272), (420, 50903376), (448, 47721915), (480, 44540454), (504, 42419480), (560, 38177532), (576, 37117045), (630, 33935584), (672, 31814610), (720, 29693636), (840, 25451688), (960, 22270227), (1008, 21209740), (1120, 19088766), (1260, 16967792), (1344, 15907305), (1440, 14846818), (1680, 12725844), (2016, 10604870), (2240, 9544383), (2520, 8483896), (2880, 7423409), (3360, 6362922), (4032, 5302435), (5040, 4241948), (6720, 3181461), (10080, 2120974), (20160, 1060487)]