21255500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{6073}}^1$

素因数の和:6099

約数の個数: 48

約数和(自身を含む): 53062464

約数和(自身を除く): 31806964

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 125, 140, 175, 250, 350, 500, 700, 875, 1750, 3500, 6073, 12146, 24292, 30365, 42511, 60730, 85022, 121460, 151825, 170044, 212555, 303650, 425110, 607300, 759125, 850220, 1062775, 1518250, 2125550, 3036500, 4251100, 5313875, 10627750, 21255500]

約数ペア:

[(1, 21255500), (2, 10627750), (4, 5313875), (5, 4251100), (7, 3036500), (10, 2125550), (14, 1518250), (20, 1062775), (25, 850220), (28, 759125), (35, 607300), (50, 425110), (70, 303650), (100, 212555), (125, 170044), (140, 151825), (175, 121460), (250, 85022), (350, 60730), (500, 42511), (700, 30365), (875, 24292), (1750, 12146), (3500, 6073)]