21084000

素因数分解:

$2^5\times 3^1\times 5^3\times 7^1\times {\mathrm{251}}^1$

素因数の和:286

約数の個数: 192

約数和(自身を含む): 79252992

約数和(自身を除く): 58168992

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 25, 28, 30, 32, 35, 40, 42, 48, 50, 56, 60, 70, 75, 80, 84, 96, 100, 105, 112, 120, 125, 140, 150, 160, 168, 175, 200, 210, 224, 240, 250, 251, 280, 300, 336, 350, 375, 400, 420, 480, 500, 502, 525, 560, 600, 672, 700, 750, 753, 800, 840, 875, 1000, 1004, 1050, 1120, 1200, 1255, 1400, 1500, 1506, 1680, 1750, 1757, 2000, 2008, 2100, 2400, 2510, 2625, 2800, 3000, 3012, 3360, 3500, 3514, 3765, 4000, 4016, 4200, 5020, 5250, 5271, 5600, 6000, 6024, 6275, 7000, 7028, 7530, 8032, 8400, 8785, 10040, 10500, 10542, 12000, 12048, 12550, 14000, 14056, 15060, 16800, 17570, 18825, 20080, 21000, 21084, 24096, 25100, 26355, 28000, 28112, 30120, 31375, 35140, 37650, 40160, 42000, 42168, 43925, 50200, 52710, 56224, 60240, 62750, 70280, 75300, 84000, 84336, 87850, 94125, 100400, 105420, 120480, 125500, 131775, 140560, 150600, 168672, 175700, 188250, 200800, 210840, 219625, 251000, 263550, 281120, 301200, 351400, 376500, 421680, 439250, 502000, 527100, 602400, 658875, 702800, 753000, 843360, 878500, 1004000, 1054200, 1317750, 1405600, 1506000, 1757000, 2108400, 2635500, 3012000, 3514000, 4216800, 5271000, 7028000, 10542000, 21084000]

約数ペア:

[(1, 21084000), (2, 10542000), (3, 7028000), (4, 5271000), (5, 4216800), (6, 3514000), (7, 3012000), (8, 2635500), (10, 2108400), (12, 1757000), (14, 1506000), (15, 1405600), (16, 1317750), (20, 1054200), (21, 1004000), (24, 878500), (25, 843360), (28, 753000), (30, 702800), (32, 658875), (35, 602400), (40, 527100), (42, 502000), (48, 439250), (50, 421680), (56, 376500), (60, 351400), (70, 301200), (75, 281120), (80, 263550), (84, 251000), (96, 219625), (100, 210840), (105, 200800), (112, 188250), (120, 175700), (125, 168672), (140, 150600), (150, 140560), (160, 131775), (168, 125500), (175, 120480), (200, 105420), (210, 100400), (224, 94125), (240, 87850), (250, 84336), (251, 84000), (280, 75300), (300, 70280), (336, 62750), (350, 60240), (375, 56224), (400, 52710), (420, 50200), (480, 43925), (500, 42168), (502, 42000), (525, 40160), (560, 37650), (600, 35140), (672, 31375), (700, 30120), (750, 28112), (753, 28000), (800, 26355), (840, 25100), (875, 24096), (1000, 21084), (1004, 21000), (1050, 20080), (1120, 18825), (1200, 17570), (1255, 16800), (1400, 15060), (1500, 14056), (1506, 14000), (1680, 12550), (1750, 12048), (1757, 12000), (2000, 10542), (2008, 10500), (2100, 10040), (2400, 8785), (2510, 8400), (2625, 8032), (2800, 7530), (3000, 7028), (3012, 7000), (3360, 6275), (3500, 6024), (3514, 6000), (3765, 5600), (4000, 5271), (4016, 5250), (4200, 5020)]