212217411

素因数分解:

$3^1\times 7^1\times {\mathrm{887}}^1\times {\mathrm{11393}}^1$

素因数の和:12290

約数の個数: 16

約数和(自身を含む): 323771904

約数和(自身を除く): 111554493

約数列:

[1, 3, 7, 21, 887, 2661, 6209, 11393, 18627, 34179, 79751, 239253, 10105591, 30316773, 70739137, 212217411]

約数ペア:

[(1, 212217411), (3, 70739137), (7, 30316773), (21, 10105591), (887, 239253), (2661, 79751), (6209, 34179), (11393, 18627)]