21670937

素因数分解:

${\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{131}}^1\times {\mathrm{263}}^1$

素因数の和:448

約数の個数: 16

約数和(自身を含む): 23836032

約数和(自身を除く): 2165095

約数列:

[1, 17, 37, 131, 263, 629, 2227, 4471, 4847, 9731, 34453, 82399, 165427, 585701, 1274761, 21670937]

約数ペア:

[(1, 21670937), (17, 1274761), (37, 585701), (131, 165427), (263, 82399), (629, 34453), (2227, 9731), (4471, 4847)]