21847737

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{2837}}^1$

素因数の和:3008

約数の個数: 16

約数和(自身を含む): 31059072

約数和(自身を除く): 9211335

約数列:

[1, 3, 17, 51, 151, 453, 2567, 2837, 7701, 8511, 48229, 144687, 428387, 1285161, 7282579, 21847737]

約数ペア:

[(1, 21847737), (3, 7282579), (17, 1285161), (51, 428387), (151, 144687), (453, 48229), (2567, 8511), (2837, 7701)]