21968144

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{124819}}^1$

素因数の和:124838

約数の個数: 20

約数和(自身を含む): 46433040

約数和(自身を除く): 24464896

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 124819, 249638, 499276, 998552, 1373009, 1997104, 2746018, 5492036, 10984072, 21968144]

約数ペア:

[(1, 21968144), (2, 10984072), (4, 5492036), (8, 2746018), (11, 1997104), (16, 1373009), (22, 998552), (44, 499276), (88, 249638), (176, 124819)]