21617464

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{245653}}^1$

素因数の和:245670

約数の個数: 16

約数和(自身を含む): 44217720

約数和(自身を除く): 22600256

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 245653, 491306, 982612, 1965224, 2702183, 5404366, 10808732, 21617464]

約数ペア:

[(1, 21617464), (2, 10808732), (4, 5404366), (8, 2702183), (11, 1965224), (22, 982612), (44, 491306), (88, 245653)]