21907732

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71129}}^1$

素因数の和:71151

約数の個数: 24

約数和(自身を含む): 47799360

約数和(自身を除く): 25891628

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 71129, 142258, 284516, 497903, 782419, 995806, 1564838, 1991612, 3129676, 5476933, 10953866, 21907732]

約数ペア:

[(1, 21907732), (2, 10953866), (4, 5476933), (7, 3129676), (11, 1991612), (14, 1564838), (22, 995806), (28, 782419), (44, 497903), (77, 284516), (154, 142258), (308, 71129)]