21359032

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{65119}}^1$

素因数の和:65166

約数の個数: 16

約数和(自身を含む): 41025600

約数和(自身を除く): 19666568

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 65119, 130238, 260476, 520952, 2669879, 5339758, 10679516, 21359032]

約数ペア:

[(1, 21359032), (2, 10679516), (4, 5339758), (8, 2669879), (41, 520952), (82, 260476), (164, 130238), (328, 65119)]