21585893

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{701}}^1$

素因数の和:844

約数の個数: 16

約数和(自身を含む): 25474176

約数和(自身を除く): 3888283

約数列:

[1, 7, 53, 83, 371, 581, 701, 4399, 4907, 30793, 37153, 58183, 260071, 407281, 3083699, 21585893]

約数ペア:

[(1, 21585893), (7, 3083699), (53, 407281), (83, 260071), (371, 58183), (581, 37153), (701, 30793), (4399, 4907)]