21072462.000000000

素因数分解:

$2^3\times 3^1\times 5^3\times {\mathrm{59}}^1\times {\mathrm{587}}^1$

素因数の和:670

約数の個数: 128

約数和(自身を含む): 330220800

約数和(自身を除く): 226321800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 59, 60, 75, 100, 118, 120, 125, 150, 177, 200, 236, 250, 295, 300, 354, 375, 472, 500, 587, 590, 600, 708, 750, 885, 1000, 1174, 1180, 1416, 1475, 1500, 1761, 1770, 2348, 2360, 2935, 2950, 3000, 3522, 3540, 4425, 4696, 5870, 5900, 7044, 7080, 7375, 8805, 8850, 11740, 11800, 14088, 14675, 14750, 17610, 17700, 22125, 23480, 29350, 29500, 34633, 35220, 35400, 44025, 44250, 58700, 59000, 69266, 70440, 73375, 88050, 88500, 103899, 117400, 138532, 146750, 173165, 176100, 177000, 207798, 220125, 277064, 293500, 346330, 352200, 415596, 440250, 519495, 587000, 692660, 831192, 865825, 880500, 1038990, 1385320, 1731650, 1761000, 2077980, 2597475, 3463300, 4155960, 4329125, 5194950, 6926600, 8658250, 10389900, 12987375, 17316500, 20779800, 25974750, 34633000, 51949500, 103899000]

約数ペア:

[(1, 103899000), (2, 51949500), (3, 34633000), (4, 25974750), (5, 20779800), (6, 17316500), (8, 12987375), (10, 10389900), (12, 8658250), (15, 6926600), (20, 5194950), (24, 4329125), (25, 4155960), (30, 3463300), (40, 2597475), (50, 2077980), (59, 1761000), (60, 1731650), (75, 1385320), (100, 1038990), (118, 880500), (120, 865825), (125, 831192), (150, 692660), (177, 587000), (200, 519495), (236, 440250), (250, 415596), (295, 352200), (300, 346330), (354, 293500), (375, 277064), (472, 220125), (500, 207798), (587, 177000), (590, 176100), (600, 173165), (708, 146750), (750, 138532), (885, 117400), (1000, 103899), (1174, 88500), (1180, 88050), (1416, 73375), (1475, 70440), (1500, 69266), (1761, 59000), (1770, 58700), (2348, 44250), (2360, 44025), (2935, 35400), (2950, 35220), (3000, 34633), (3522, 29500), (3540, 29350), (4425, 23480), (4696, 22125), (5870, 17700), (5900, 17610), (7044, 14750), (7080, 14675), (7375, 14088), (8805, 11800), (8850, 11740)]