21765593

素因数分解:

${\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{151}}^1$

素因数の和:368

約数の個数: 16

約数和(自身を含む): 23748480

約数和(自身を除く): 1982887

約数列:

[1, 17, 61, 139, 151, 1037, 2363, 2567, 8479, 9211, 20989, 144143, 156587, 356813, 1280329, 21765593]

約数ペア:

[(1, 21765593), (17, 1280329), (61, 356813), (139, 156587), (151, 144143), (1037, 20989), (2363, 9211), (2567, 8479)]