21230463

素因数分解:

$3^1\times {\mathrm{103}}^1\times {\mathrm{127}}^1\times {\mathrm{541}}^1$

素因数の和:774

約数の個数: 16

約数和(自身を含む): 28860416

約数和(自身を除く): 7629953

約数列:

[1, 3, 103, 127, 309, 381, 541, 1623, 13081, 39243, 55723, 68707, 167169, 206121, 7076821, 21230463]

約数ペア:

[(1, 21230463), (3, 7076821), (103, 206121), (127, 167169), (309, 68707), (381, 55723), (541, 39243), (1623, 13081)]