21234170

素因数分解:

$2^1\times 5^1\times {\mathrm{1117}}^1\times {\mathrm{1901}}^1$

素因数の和:3025

約数の個数: 16

約数和(自身を含む): 38275848

約数和(自身を除く): 17041678

約数列:

[1, 2, 5, 10, 1117, 1901, 2234, 3802, 5585, 9505, 11170, 19010, 2123417, 4246834, 10617085, 21234170]

約数ペア:

[(1, 21234170), (2, 10617085), (5, 4246834), (10, 2123417), (1117, 19010), (1901, 11170), (2234, 9505), (3802, 5585)]