21000340834

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{9349}}^1\times {\mathrm{102103}}^1$

素因数の和:111465

約数の個数: 16

約数和(自身を含む): 34368206400

約数和(自身を除く): 13367865566

約数列:

[1, 2, 11, 22, 9349, 18698, 102103, 102839, 204206, 205678, 1123133, 2246266, 954560947, 1909121894, 10500170417, 21000340834]

約数ペア:

[(1, 21000340834), (2, 10500170417), (11, 1909121894), (22, 954560947), (9349, 2246266), (18698, 1123133), (102103, 205678), (102839, 204206)]