21835491

素因数分解:

$3^1\times {\mathrm{127}}^1\times {\mathrm{223}}^1\times {\mathrm{257}}^1$

素因数の和:610

約数の個数: 16

約数和(自身を含む): 29589504

約数和(自身を除く): 7754013

約数列:

[1, 3, 127, 223, 257, 381, 669, 771, 28321, 32639, 57311, 84963, 97917, 171933, 7278497, 21835491]

約数ペア:

[(1, 21835491), (3, 7278497), (127, 171933), (223, 97917), (257, 84963), (381, 57311), (669, 32639), (771, 28321)]