21488562

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{27763}}^1$

素因数の和:27814

約数の個数: 24

約数和(自身を含む): 47643024

約数和(自身を除く): 26154462

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 129, 258, 387, 774, 27763, 55526, 83289, 166578, 249867, 499734, 1193809, 2387618, 3581427, 7162854, 10744281, 21488562]

約数ペア:

[(1, 21488562), (2, 10744281), (3, 7162854), (6, 3581427), (9, 2387618), (18, 1193809), (43, 499734), (86, 249867), (129, 166578), (258, 83289), (387, 55526), (774, 27763)]