21005302

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{26861}}^1$

素因数の和:26903

約数の個数: 16

約数和(自身を含む): 34813152

約数和(自身を除く): 13807850

約数列:

[1, 2, 17, 23, 34, 46, 391, 782, 26861, 53722, 456637, 617803, 913274, 1235606, 10502651, 21005302]

約数ペア:

[(1, 21005302), (2, 10502651), (17, 1235606), (23, 913274), (34, 617803), (46, 456637), (391, 53722), (782, 26861)]