21630851

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{883}}^1$

素因数の和:1042

約数の個数: 16

約数和(自身を含む): 25204608

約数和(自身を除く): 3573757

約数列:

[1, 11, 17, 131, 187, 883, 1441, 2227, 9713, 15011, 24497, 115673, 165121, 1272403, 1966441, 21630851]

約数ペア:

[(1, 21630851), (11, 1966441), (17, 1272403), (131, 165121), (187, 115673), (883, 24497), (1441, 15011), (2227, 9713)]