21847335

素因数分解:

$3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{9277}}^1$

素因数の和:9442

約数の個数: 16

約数和(自身を含む): 35182176

約数和(自身を除く): 13334841

約数列:

[1, 3, 5, 15, 157, 471, 785, 2355, 9277, 27831, 46385, 139155, 1456489, 4369467, 7282445, 21847335]

約数ペア:

[(1, 21847335), (3, 7282445), (5, 4369467), (15, 1456489), (157, 139155), (471, 46385), (785, 27831), (2355, 9277)]