22107981

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^2\times {\mathrm{769}}^1$

素因数の和:853

約数の個数: 24

約数和(自身を含む): 34668480

約数和(自身を除く): 12560499

約数列:

[1, 3, 7, 21, 37, 111, 259, 769, 777, 1369, 2307, 4107, 5383, 9583, 16149, 28453, 28749, 85359, 199171, 597513, 1052761, 3158283, 7369327, 22107981]

約数ペア:

[(1, 22107981), (3, 7369327), (7, 3158283), (21, 1052761), (37, 597513), (111, 199171), (259, 85359), (769, 28749), (777, 28453), (1369, 16149), (2307, 9583), (4107, 5383)]