21564862

素因数分解:

$2^1\times {\mathrm{11}}^3\times {\mathrm{8101}}^1$

素因数の和:8136

約数の個数: 16

約数和(自身を含む): 35583984

約数和(自身を除く): 14019122

約数列:

[1, 2, 11, 22, 121, 242, 1331, 2662, 8101, 16202, 89111, 178222, 980221, 1960442, 10782431, 21564862]

約数ペア:

[(1, 21564862), (2, 10782431), (11, 1960442), (22, 980221), (121, 178222), (242, 89111), (1331, 16202), (2662, 8101)]