21167140317

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{7219}}^1\times {\mathrm{57493}}^1$

素因数の和:64732

約数の個数: 16

約数和(自身を含む): 29887680960

約数和(自身を除く): 8720540643

約数列:

[1, 3, 17, 51, 7219, 21657, 57493, 122723, 172479, 368169, 977381, 2932143, 415041967, 1245125901, 7055713439, 21167140317]

約数ペア:

[(1, 21167140317), (3, 7055713439), (17, 1245125901), (51, 415041967), (7219, 2932143), (21657, 977381), (57493, 368169), (122723, 172479)]