21615480093

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{268759}}^1$

素因数の和:268881

約数の個数: 32

約数和(自身を含む): 32509209600

約数和(自身を除く): 10893729507

約数列:

[1, 3, 17, 19, 51, 57, 83, 249, 323, 969, 1411, 1577, 4233, 4731, 26809, 80427, 268759, 806277, 4568903, 5106421, 13706709, 15319263, 22306997, 66920991, 86809157, 260427471, 379218949, 423832943, 1137656847, 1271498829, 7205160031, 21615480093]

約数ペア:

[(1, 21615480093), (3, 7205160031), (17, 1271498829), (19, 1137656847), (51, 423832943), (57, 379218949), (83, 260427471), (249, 86809157), (323, 66920991), (969, 22306997), (1411, 15319263), (1577, 13706709), (4233, 5106421), (4731, 4568903), (26809, 806277), (80427, 268759)]