21775039

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{127}}^1$

素因数の和:271

約数の個数: 24

約数和(自身を含む): 26216960

約数和(自身を除く): 4441921

約数列:

[1, 11, 13, 109, 121, 127, 143, 1199, 1397, 1417, 1573, 1651, 13189, 13843, 15367, 15587, 18161, 152273, 171457, 179959, 199771, 1675003, 1979549, 21775039]

約数ペア:

[(1, 21775039), (11, 1979549), (13, 1675003), (109, 199771), (121, 179959), (127, 171457), (143, 152273), (1199, 18161), (1397, 15587), (1417, 15367), (1573, 13843), (1651, 13189)]