21202481

素因数分解:

${\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{227}}^1$

素因数の和:412

約数の個数: 16

約数和(自身を含む): 23113728

約数和(自身を除く): 1911247

約数列:

[1, 23, 31, 131, 227, 713, 3013, 4061, 5221, 7037, 29737, 93403, 161851, 683951, 921847, 21202481]

約数ペア:

[(1, 21202481), (23, 921847), (31, 683951), (131, 161851), (227, 93403), (713, 29737), (3013, 7037), (4061, 5221)]