211325821

素因数分解:

$7^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1\times {\mathrm{2689}}^1$

素因数の和:2908

約数の個数: 16

約数和(自身を含む): 246188800

約数和(自身を除く): 34862979

約数列:

[1, 7, 103, 109, 721, 763, 2689, 11227, 18823, 78589, 276967, 293101, 1938769, 2051707, 30189403, 211325821]

約数ペア:

[(1, 211325821), (7, 30189403), (103, 2051707), (109, 1938769), (721, 293101), (763, 276967), (2689, 78589), (11227, 18823)]