21172866

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{24677}}^1$

素因数の和:24706

約数の個数: 32

約数和(自身を含む): 49750848

約数和(自身を除く): 28577982

約数列:

[1, 2, 3, 6, 11, 13, 22, 26, 33, 39, 66, 78, 143, 286, 429, 858, 24677, 49354, 74031, 148062, 271447, 320801, 542894, 641602, 814341, 962403, 1628682, 1924806, 3528811, 7057622, 10586433, 21172866]

約数ペア:

[(1, 21172866), (2, 10586433), (3, 7057622), (6, 3528811), (11, 1924806), (13, 1628682), (22, 962403), (26, 814341), (33, 641602), (39, 542894), (66, 320801), (78, 271447), (143, 148062), (286, 74031), (429, 49354), (858, 24677)]