21313642

素因数分解:

$2^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{13967}}^1$

素因数の和:14085

約数の個数: 16

約数和(自身を含む): 36875520

約数和(自身を除く): 15561878

約数列:

[1, 2, 7, 14, 109, 218, 763, 1526, 13967, 27934, 97769, 195538, 1522403, 3044806, 10656821, 21313642]

約数ペア:

[(1, 21313642), (2, 10656821), (7, 3044806), (14, 1522403), (109, 195538), (218, 97769), (763, 27934), (1526, 13967)]