21032511

素因数分解:

$3^1\times {\mathrm{23}}^2\times {\mathrm{29}}^1\times {\mathrm{457}}^1$

素因数の和:535

約数の個数: 24

約数和(自身を含む): 30392880

約数和(自身を除く): 9360369

約数列:

[1, 3, 23, 29, 69, 87, 457, 529, 667, 1371, 1587, 2001, 10511, 13253, 15341, 31533, 39759, 46023, 241753, 304819, 725259, 914457, 7010837, 21032511]

約数ペア:

[(1, 21032511), (3, 7010837), (23, 914457), (29, 725259), (69, 304819), (87, 241753), (457, 46023), (529, 39759), (667, 31533), (1371, 15341), (1587, 13253), (2001, 10511)]