21508200

素因数分解:

$2^3\times 3^3\times 5^2\times 7^1\times {\mathrm{569}}^1$

素因数の和:601

約数の個数: 192

約数和(自身を含む): 84816000

約数和(自身を除く): 63307800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 25, 27, 28, 30, 35, 36, 40, 42, 45, 50, 54, 56, 60, 63, 70, 72, 75, 84, 90, 100, 105, 108, 120, 126, 135, 140, 150, 168, 175, 180, 189, 200, 210, 216, 225, 252, 270, 280, 300, 315, 350, 360, 378, 420, 450, 504, 525, 540, 569, 600, 630, 675, 700, 756, 840, 900, 945, 1050, 1080, 1138, 1260, 1350, 1400, 1512, 1575, 1707, 1800, 1890, 2100, 2276, 2520, 2700, 2845, 3150, 3414, 3780, 3983, 4200, 4552, 4725, 5121, 5400, 5690, 6300, 6828, 7560, 7966, 8535, 9450, 10242, 11380, 11949, 12600, 13656, 14225, 15363, 15932, 17070, 18900, 19915, 20484, 22760, 23898, 25605, 28450, 30726, 31864, 34140, 35847, 37800, 39830, 40968, 42675, 47796, 51210, 56900, 59745, 61452, 68280, 71694, 76815, 79660, 85350, 95592, 99575, 102420, 107541, 113800, 119490, 122904, 128025, 143388, 153630, 159320, 170700, 179235, 199150, 204840, 215082, 238980, 256050, 286776, 298725, 307260, 341400, 358470, 384075, 398300, 430164, 477960, 512100, 537705, 597450, 614520, 716940, 768150, 796600, 860328, 896175, 1024200, 1075410, 1194900, 1433880, 1536300, 1792350, 2150820, 2389800, 2688525, 3072600, 3584700, 4301640, 5377050, 7169400, 10754100, 21508200]

約数ペア:

[(1, 21508200), (2, 10754100), (3, 7169400), (4, 5377050), (5, 4301640), (6, 3584700), (7, 3072600), (8, 2688525), (9, 2389800), (10, 2150820), (12, 1792350), (14, 1536300), (15, 1433880), (18, 1194900), (20, 1075410), (21, 1024200), (24, 896175), (25, 860328), (27, 796600), (28, 768150), (30, 716940), (35, 614520), (36, 597450), (40, 537705), (42, 512100), (45, 477960), (50, 430164), (54, 398300), (56, 384075), (60, 358470), (63, 341400), (70, 307260), (72, 298725), (75, 286776), (84, 256050), (90, 238980), (100, 215082), (105, 204840), (108, 199150), (120, 179235), (126, 170700), (135, 159320), (140, 153630), (150, 143388), (168, 128025), (175, 122904), (180, 119490), (189, 113800), (200, 107541), (210, 102420), (216, 99575), (225, 95592), (252, 85350), (270, 79660), (280, 76815), (300, 71694), (315, 68280), (350, 61452), (360, 59745), (378, 56900), (420, 51210), (450, 47796), (504, 42675), (525, 40968), (540, 39830), (569, 37800), (600, 35847), (630, 34140), (675, 31864), (700, 30726), (756, 28450), (840, 25605), (900, 23898), (945, 22760), (1050, 20484), (1080, 19915), (1138, 18900), (1260, 17070), (1350, 15932), (1400, 15363), (1512, 14225), (1575, 13656), (1707, 12600), (1800, 11949), (1890, 11380), (2100, 10242), (2276, 9450), (2520, 8535), (2700, 7966), (2845, 7560), (3150, 6828), (3414, 6300), (3780, 5690), (3983, 5400), (4200, 5121), (4552, 4725)]