21426266

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{2213}}^1$

素因数の和:2365

約数の個数: 16

約数和(自身を含む): 33156864

約数和(自身を除く): 11730598

約数列:

[1, 2, 47, 94, 103, 206, 2213, 4426, 4841, 9682, 104011, 208022, 227939, 455878, 10713133, 21426266]

約数ペア:

[(1, 21426266), (2, 10713133), (47, 455878), (94, 227939), (103, 208022), (206, 104011), (2213, 9682), (4426, 4841)]