21766341

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{2467}}^1$

素因数の和:2660

約数の個数: 16

約数和(自身を含む): 30919104

約数和(自身を除く): 9152763

約数列:

[1, 3, 17, 51, 173, 519, 2467, 2941, 7401, 8823, 41939, 125817, 426791, 1280373, 7255447, 21766341]

約数ペア:

[(1, 21766341), (3, 7255447), (17, 1280373), (51, 426791), (173, 125817), (519, 41939), (2467, 8823), (2941, 7401)]