21238701121

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{571409}}^1$

素因数の和:571560

約数の個数: 16

約数和(自身を含む): 24136358400

約数和(自身を除く): 2897657279

約数列:

[1, 11, 31, 109, 341, 1199, 3379, 37169, 571409, 6285499, 17713679, 62283581, 194850469, 685119391, 1930791011, 21238701121]

約数ペア:

[(1, 21238701121), (11, 1930791011), (31, 685119391), (109, 194850469), (341, 62283581), (1199, 17713679), (3379, 6285499), (37169, 571409)]