21913694

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{26921}}^1$

素因数の和:26971

約数の個数: 16

約数和(自身を含む): 36829296

約数和(自身を除く): 14915602

約数列:

[1, 2, 11, 22, 37, 74, 407, 814, 26921, 53842, 296131, 592262, 996077, 1992154, 10956847, 21913694]

約数ペア:

[(1, 21913694), (2, 10956847), (11, 1992154), (22, 996077), (37, 592262), (74, 296131), (407, 53842), (814, 26921)]