21794017

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{373}}^1\times {\mathrm{491}}^1$

素因数の和:888

約数の個数: 16

約数和(自身を含む): 26497152

約数和(自身を除く): 4703135

約数列:

[1, 7, 17, 119, 373, 491, 2611, 3437, 6341, 8347, 44387, 58429, 183143, 1282001, 3113431, 21794017]

約数ペア:

[(1, 21794017), (7, 3113431), (17, 1282001), (119, 183143), (373, 58429), (491, 44387), (2611, 8347), (3437, 6341)]