21559354

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{331}}^1\times {\mathrm{1123}}^1$

素因数の和:1485

約数の個数: 16

約数和(自身を含む): 33585120

約数和(自身を除く): 12025766

約数列:

[1, 2, 29, 58, 331, 662, 1123, 2246, 9599, 19198, 32567, 65134, 371713, 743426, 10779677, 21559354]

約数ペア:

[(1, 21559354), (2, 10779677), (29, 743426), (58, 371713), (331, 65134), (662, 32567), (1123, 19198), (2246, 9599)]