21961005

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{133097}}^1$

素因数の和:133116

約数の個数: 16

約数和(自身を含む): 38332224

約数和(自身を除く): 16371219

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 133097, 399291, 665485, 1464067, 1996455, 4392201, 7320335, 21961005]

約数ペア:

[(1, 21961005), (3, 7320335), (5, 4392201), (11, 1996455), (15, 1464067), (33, 665485), (55, 399291), (165, 133097)]