21677293

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{1823}}^1$

素因数の和:1904

約数の個数: 16

約数和(自身を含む): 25214976

約数和(自身を除く): 3537683

約数列:

[1, 11, 23, 47, 253, 517, 1081, 1823, 11891, 20053, 41929, 85681, 461219, 942491, 1970663, 21677293]

約数ペア:

[(1, 21677293), (11, 1970663), (23, 942491), (47, 461219), (253, 85681), (517, 41929), (1081, 20053), (1823, 11891)]