21077337

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{193}}^1\times {\mathrm{617}}^1$

素因数の和:872

約数の個数: 16

約数和(自身を含む): 28774080

約数和(自身を除く): 7696743

約数列:

[1, 3, 59, 177, 193, 579, 617, 1851, 11387, 34161, 36403, 109209, 119081, 357243, 7025779, 21077337]

約数ペア:

[(1, 21077337), (3, 7025779), (59, 357243), (177, 119081), (193, 109209), (579, 36403), (617, 34161), (1851, 11387)]