21683020

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47137}}^1$

素因数の和:47169

約数の個数: 24

約数和(自身を含む): 47515104

約数和(自身を除く): 25832084

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 47137, 94274, 188548, 235685, 471370, 942740, 1084151, 2168302, 4336604, 5420755, 10841510, 21683020]

約数ペア:

[(1, 21683020), (2, 10841510), (4, 5420755), (5, 4336604), (10, 2168302), (20, 1084151), (23, 942740), (46, 471370), (92, 235685), (115, 188548), (230, 94274), (460, 47137)]