20100003

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{87013}}^1$

素因数の和:87034

約数の個数: 16

約数和(自身を含む): 33413376

約数和(自身を除く): 13313373

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 87013, 261039, 609091, 957143, 1827273, 2871429, 6700001, 20100003]

約数ペア:

[(1, 20100003), (3, 6700001), (7, 2871429), (11, 1827273), (21, 957143), (33, 609091), (77, 261039), (231, 87013)]