21450516

素因数分解:

$2^2\times 3^1\times {\mathrm{313}}^1\times {\mathrm{5711}}^1$

素因数の和:6031

約数の個数: 24

約数和(自身を含む): 50219904

約数和(自身を除く): 28769388

約数列:

[1, 2, 3, 4, 6, 12, 313, 626, 939, 1252, 1878, 3756, 5711, 11422, 17133, 22844, 34266, 68532, 1787543, 3575086, 5362629, 7150172, 10725258, 21450516]

約数ペア:

[(1, 21450516), (2, 10725258), (3, 7150172), (4, 5362629), (6, 3575086), (12, 1787543), (313, 68532), (626, 34266), (939, 22844), (1252, 17133), (1878, 11422), (3756, 5711)]