21653027

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{313}}^1\times {\mathrm{331}}^1$

素因数の和:674

約数の個数: 16

約数和(自身を含む): 25019520

約数和(自身を除く): 3366493

約数列:

[1, 11, 19, 209, 313, 331, 3443, 3641, 5947, 6289, 65417, 69179, 103603, 1139633, 1968457, 21653027]

約数ペア:

[(1, 21653027), (11, 1968457), (19, 1139633), (209, 103603), (313, 69179), (331, 65417), (3443, 6289), (3641, 5947)]