21144442

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{10799}}^1$

素因数の和:10901

約数の個数: 16

約数和(自身を含む): 34992000

約数和(自身を除く): 13847558

約数列:

[1, 2, 11, 22, 89, 178, 979, 1958, 10799, 21598, 118789, 237578, 961111, 1922222, 10572221, 21144442]

約数ペア:

[(1, 21144442), (2, 10572221), (11, 1922222), (22, 961111), (89, 237578), (178, 118789), (979, 21598), (1958, 10799)]