21083631

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{353}}^1\times {\mathrm{463}}^1$

素因数の和:862

約数の個数: 16

約数和(自身を含む): 28909056

約数和(自身を除く): 7825425

約数列:

[1, 3, 43, 129, 353, 463, 1059, 1389, 15179, 19909, 45537, 59727, 163439, 490317, 7027877, 21083631]

約数ペア:

[(1, 21083631), (3, 7027877), (43, 490317), (129, 163439), (353, 59727), (463, 45537), (1059, 19909), (1389, 15179)]