21466731

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{4549}}^1$

素因数の和:4587

約数の個数: 24

約数和(自身を含む): 33888400

約数和(自身を除く): 12421669

約数列:

[1, 3, 11, 13, 33, 39, 121, 143, 363, 429, 1573, 4549, 4719, 13647, 50039, 59137, 150117, 177411, 550429, 650507, 1651287, 1951521, 7155577, 21466731]

約数ペア:

[(1, 21466731), (3, 7155577), (11, 1951521), (13, 1651287), (33, 650507), (39, 550429), (121, 177411), (143, 150117), (363, 59137), (429, 50039), (1573, 13647), (4549, 4719)]