21672636

素因数分解:

$2^2\times 3^1\times {\mathrm{107}}^1\times {\mathrm{16879}}^1$

素因数の和:16993

約数の個数: 24

約数和(自身を含む): 51045120

約数和(自身を除く): 29372484

約数列:

[1, 2, 3, 4, 6, 12, 107, 214, 321, 428, 642, 1284, 16879, 33758, 50637, 67516, 101274, 202548, 1806053, 3612106, 5418159, 7224212, 10836318, 21672636]

約数ペア:

[(1, 21672636), (2, 10836318), (3, 7224212), (4, 5418159), (6, 3612106), (12, 1806053), (107, 202548), (214, 101274), (321, 67516), (428, 50637), (642, 33758), (1284, 16879)]