21085800

素因数分解:

$2^3\times 3^1\times 5^2\times {\mathrm{113}}^1\times {\mathrm{311}}^1$

素因数の和:443

約数の個数: 96

約数和(自身を含む): 66156480

約数和(自身を除く): 45070680

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 25, 30, 40, 50, 60, 75, 100, 113, 120, 150, 200, 226, 300, 311, 339, 452, 565, 600, 622, 678, 904, 933, 1130, 1244, 1356, 1555, 1695, 1866, 2260, 2488, 2712, 2825, 3110, 3390, 3732, 4520, 4665, 5650, 6220, 6780, 7464, 7775, 8475, 9330, 11300, 12440, 13560, 15550, 16950, 18660, 22600, 23325, 31100, 33900, 35143, 37320, 46650, 62200, 67800, 70286, 93300, 105429, 140572, 175715, 186600, 210858, 281144, 351430, 421716, 527145, 702860, 843432, 878575, 1054290, 1405720, 1757150, 2108580, 2635725, 3514300, 4217160, 5271450, 7028600, 10542900, 21085800]

約数ペア:

[(1, 21085800), (2, 10542900), (3, 7028600), (4, 5271450), (5, 4217160), (6, 3514300), (8, 2635725), (10, 2108580), (12, 1757150), (15, 1405720), (20, 1054290), (24, 878575), (25, 843432), (30, 702860), (40, 527145), (50, 421716), (60, 351430), (75, 281144), (100, 210858), (113, 186600), (120, 175715), (150, 140572), (200, 105429), (226, 93300), (300, 70286), (311, 67800), (339, 62200), (452, 46650), (565, 37320), (600, 35143), (622, 33900), (678, 31100), (904, 23325), (933, 22600), (1130, 18660), (1244, 16950), (1356, 15550), (1555, 13560), (1695, 12440), (1866, 11300), (2260, 9330), (2488, 8475), (2712, 7775), (2825, 7464), (3110, 6780), (3390, 6220), (3732, 5650), (4520, 4665)]