21622690

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{74561}}^1$

素因数の和:74597

約数の個数: 16

約数和(自身を含む): 40263480

約数和(自身を除く): 18640790

約数列:

[1, 2, 5, 10, 29, 58, 145, 290, 74561, 149122, 372805, 745610, 2162269, 4324538, 10811345, 21622690]

約数ペア:

[(1, 21622690), (2, 10811345), (5, 4324538), (10, 2162269), (29, 745610), (58, 372805), (145, 149122), (290, 74561)]