21409102

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{74857}}^1$

素因数の和:74883

約数の個数: 16

約数和(自身を含む): 37728432

約数和(自身を除く): 16319330

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 74857, 149714, 823427, 973141, 1646854, 1946282, 10704551, 21409102]

約数ペア:

[(1, 21409102), (2, 10704551), (11, 1946282), (13, 1646854), (22, 973141), (26, 823427), (143, 149714), (286, 74857)]