21339228

素因数分解:

$2^2\times 3^1\times {\mathrm{383}}^1\times {\mathrm{4643}}^1$

素因数の和:5033

約数の個数: 24

約数和(自身を含む): 49932288

約数和(自身を除く): 28593060

約数列:

[1, 2, 3, 4, 6, 12, 383, 766, 1149, 1532, 2298, 4596, 4643, 9286, 13929, 18572, 27858, 55716, 1778269, 3556538, 5334807, 7113076, 10669614, 21339228]

約数ペア:

[(1, 21339228), (2, 10669614), (3, 7113076), (4, 5334807), (6, 3556538), (12, 1778269), (383, 55716), (766, 27858), (1149, 18572), (1532, 13929), (2298, 9286), (4596, 4643)]