21342585

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^3\times {\mathrm{1069}}^1$

素因数の和:1110

約数の個数: 32

約数和(自身を含む): 37595520

約数和(自身を除く): 16252935

約数列:

[1, 3, 5, 11, 15, 33, 55, 121, 165, 363, 605, 1069, 1331, 1815, 3207, 3993, 5345, 6655, 11759, 16035, 19965, 35277, 58795, 129349, 176385, 388047, 646745, 1422839, 1940235, 4268517, 7114195, 21342585]

約数ペア:

[(1, 21342585), (3, 7114195), (5, 4268517), (11, 1940235), (15, 1422839), (33, 646745), (55, 388047), (121, 176385), (165, 129349), (363, 58795), (605, 35277), (1069, 19965), (1331, 16035), (1815, 11759), (3207, 6655), (3993, 5345)]