21091662

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{68927}}^1$

素因数の和:68952

約数の個数: 24

約数和(自身を含む): 48387456

約数和(自身を除く): 27295794

約数列:

[1, 2, 3, 6, 9, 17, 18, 34, 51, 102, 153, 306, 68927, 137854, 206781, 413562, 620343, 1171759, 1240686, 2343518, 3515277, 7030554, 10545831, 21091662]

約数ペア:

[(1, 21091662), (2, 10545831), (3, 7030554), (6, 3515277), (9, 2343518), (17, 1240686), (18, 1171759), (34, 620343), (51, 413562), (102, 206781), (153, 137854), (306, 68927)]