21932537

素因数分解:

${\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{521}}^1$

素因数の和:664

約数の個数: 16

約数和(自身を含む): 24805440

約数和(自身を除く): 2872903

約数列:

[1, 11, 43, 89, 473, 521, 979, 3827, 5731, 22403, 42097, 46369, 246433, 510059, 1993867, 21932537]

約数ペア:

[(1, 21932537), (11, 1993867), (43, 510059), (89, 246433), (473, 46369), (521, 42097), (979, 22403), (3827, 5731)]