2118557

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{937}}^1$

素因数の和:980

約数の個数: 16

約数和(自身を含む): 2701440

約数和(自身を除く): 582883

約数列:

[1, 7, 17, 19, 119, 133, 323, 937, 2261, 6559, 15929, 17803, 111503, 124621, 302651, 2118557]

約数ペア:

[(1, 2118557), (7, 302651), (17, 124621), (19, 111503), (119, 17803), (133, 15929), (323, 6559), (937, 2261)]