21173042

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{857}}^1\times {\mathrm{1123}}^1$

素因数の和:1993

約数の個数: 16

約数和(自身を含む): 34718112

約数和(自身を除く): 13545070

約数列:

[1, 2, 11, 22, 857, 1123, 1714, 2246, 9427, 12353, 18854, 24706, 962411, 1924822, 10586521, 21173042]

約数ペア:

[(1, 21173042), (2, 10586521), (11, 1924822), (22, 962411), (857, 24706), (1123, 18854), (1714, 12353), (2246, 9427)]