21752660

素因数分解:

$2^2\times 5^1\times {\mathrm{241}}^1\times {\mathrm{4513}}^1$

素因数の和:4763

約数の個数: 24

約数和(自身を含む): 45880296

約数和(自身を除く): 24127636

約数列:

[1, 2, 4, 5, 10, 20, 241, 482, 964, 1205, 2410, 4513, 4820, 9026, 18052, 22565, 45130, 90260, 1087633, 2175266, 4350532, 5438165, 10876330, 21752660]

約数ペア:

[(1, 21752660), (2, 10876330), (4, 5438165), (5, 4350532), (10, 2175266), (20, 1087633), (241, 90260), (482, 45130), (964, 22565), (1205, 18052), (2410, 9026), (4513, 4820)]