21176200

素因数分解:

$2^3\times 5^2\times {\mathrm{113}}^1\times {\mathrm{937}}^1$

素因数の和:1066

約数の個数: 48

約数和(自身を含む): 49723380

約数和(自身を除く): 28547180

約数列:

[1, 2, 4, 5, 8, 10, 20, 25, 40, 50, 100, 113, 200, 226, 452, 565, 904, 937, 1130, 1874, 2260, 2825, 3748, 4520, 4685, 5650, 7496, 9370, 11300, 18740, 22600, 23425, 37480, 46850, 93700, 105881, 187400, 211762, 423524, 529405, 847048, 1058810, 2117620, 2647025, 4235240, 5294050, 10588100, 21176200]

約数ペア:

[(1, 21176200), (2, 10588100), (4, 5294050), (5, 4235240), (8, 2647025), (10, 2117620), (20, 1058810), (25, 847048), (40, 529405), (50, 423524), (100, 211762), (113, 187400), (200, 105881), (226, 93700), (452, 46850), (565, 37480), (904, 23425), (937, 22600), (1130, 18740), (1874, 11300), (2260, 9370), (2825, 7496), (3748, 5650), (4520, 4685)]