21927059

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{2393}}^1$

素因数の和:2435

約数の個数: 24

約数和(自身を含む): 29474928

約数和(自身を除く): 7547869

約数列:

[1, 7, 11, 17, 49, 77, 119, 187, 539, 833, 1309, 2393, 9163, 16751, 26323, 40681, 117257, 184261, 284767, 447491, 1289827, 1993369, 3132437, 21927059]

約数ペア:

[(1, 21927059), (7, 3132437), (11, 1993369), (17, 1289827), (49, 447491), (77, 284767), (119, 184261), (187, 117257), (539, 40681), (833, 26323), (1309, 16751), (2393, 9163)]