21554113

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{9533}}^1$

素因数の和:9576

約数の個数: 16

約数和(自身を含む): 27457920

約数和(自身を除く): 5903807

約数列:

[1, 7, 17, 19, 119, 133, 323, 2261, 9533, 66731, 162061, 181127, 1134427, 1267889, 3079159, 21554113]

約数ペア:

[(1, 21554113), (7, 3079159), (17, 1267889), (19, 1134427), (119, 181127), (133, 162061), (323, 66731), (2261, 9533)]