21416823

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{761}}^1$

素因数の和:879

約数の個数: 24

約数和(自身を含む): 32095440

約数和(自身を除く): 10678617

約数列:

[1, 3, 9, 53, 59, 159, 177, 477, 531, 761, 2283, 3127, 6849, 9381, 28143, 40333, 44899, 120999, 134697, 362997, 404091, 2379647, 7138941, 21416823]

約数ペア:

[(1, 21416823), (3, 7138941), (9, 2379647), (53, 404091), (59, 362997), (159, 134697), (177, 120999), (477, 44899), (531, 40333), (761, 28143), (2283, 9381), (3127, 6849)]