21138051

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{33713}}^1$

素因数の和:33746

約数の個数: 16

約数和(自身を含む): 32365440

約数和(自身を除く): 11227389

約数列:

[1, 3, 11, 19, 33, 57, 209, 627, 33713, 101139, 370843, 640547, 1112529, 1921641, 7046017, 21138051]

約数ペア:

[(1, 21138051), (3, 7046017), (11, 1921641), (19, 1112529), (33, 640547), (57, 370843), (209, 101139), (627, 33713)]