21643023

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{18451}}^1$

素因数の和:18494

約数の個数: 16

約数和(自身を含む): 31885056

約数和(自身を除く): 10242033

約数列:

[1, 3, 17, 23, 51, 69, 391, 1173, 18451, 55353, 313667, 424373, 941001, 1273119, 7214341, 21643023]

約数ペア:

[(1, 21643023), (3, 7214341), (17, 1273119), (23, 941001), (51, 424373), (69, 313667), (391, 55353), (1173, 18451)]