21959806

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{103}}^1\times {\mathrm{881}}^1$

素因数の和:1008

約数の個数: 24

約数和(自身を含む): 36599472

約数和(自身を除く): 14639666

約数列:

[1, 2, 11, 22, 103, 121, 206, 242, 881, 1133, 1762, 2266, 9691, 12463, 19382, 24926, 90743, 106601, 181486, 213202, 998173, 1996346, 10979903, 21959806]

約数ペア:

[(1, 21959806), (2, 10979903), (11, 1996346), (22, 998173), (103, 213202), (121, 181486), (206, 106601), (242, 90743), (881, 24926), (1133, 19382), (1762, 12463), (2266, 9691)]