21468161

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{8831}}^1$

素因数の和:8872

約数の個数: 16

約数和(自身を含む): 26707968

約数和(自身を除く): 5239807

約数列:

[1, 11, 13, 17, 143, 187, 221, 2431, 8831, 97141, 114803, 150127, 1262833, 1651397, 1951651, 21468161]

約数ペア:

[(1, 21468161), (11, 1951651), (13, 1651397), (17, 1262833), (143, 150127), (187, 114803), (221, 97141), (2431, 8831)]