12126921

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{6863}}^1$

素因数の和:6916

約数の個数: 16

約数和(自身を含む): 17571840

約数和(自身を除く): 5444919

約数列:

[1, 3, 19, 31, 57, 93, 589, 1767, 6863, 20589, 130397, 212753, 391191, 638259, 4042307, 12126921]

約数ペア:

[(1, 12126921), (3, 4042307), (19, 638259), (31, 391191), (57, 212753), (93, 130397), (589, 20589), (1767, 6863)]