21817994

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{89}}^1\times {\mathrm{1013}}^1$

素因数の和:1126

約数の個数: 24

約数和(自身を含む): 36412740

約数和(自身を除く): 14594746

約数列:

[1, 2, 11, 22, 89, 121, 178, 242, 979, 1013, 1958, 2026, 10769, 11143, 21538, 22286, 90157, 122573, 180314, 245146, 991727, 1983454, 10908997, 21817994]

約数ペア:

[(1, 21817994), (2, 10908997), (11, 1983454), (22, 991727), (89, 245146), (121, 180314), (178, 122573), (242, 90157), (979, 22286), (1013, 21538), (1958, 11143), (2026, 10769)]