21956426

素因数分解:

$2^1\times {\mathrm{47}}^1\times {\mathrm{163}}^1\times {\mathrm{1433}}^1$

素因数の和:1645

約数の個数: 16

約数和(自身を含む): 33865344

約数和(自身を除く): 11908918

約数列:

[1, 2, 47, 94, 163, 326, 1433, 2866, 7661, 15322, 67351, 134702, 233579, 467158, 10978213, 21956426]

約数ペア:

[(1, 21956426), (2, 10978213), (47, 467158), (94, 233579), (163, 134702), (326, 67351), (1433, 15322), (2866, 7661)]