21142833

素因数分解:

$3^1\times {\mathrm{127}}^1\times {\mathrm{211}}^1\times {\mathrm{263}}^1$

素因数の和:604

約数の個数: 16

約数和(自身を含む): 28655616

約数和(自身を除く): 7512783

約数列:

[1, 3, 127, 211, 263, 381, 633, 789, 26797, 33401, 55493, 80391, 100203, 166479, 7047611, 21142833]

約数ペア:

[(1, 21142833), (3, 7047611), (127, 166479), (211, 100203), (263, 80391), (381, 55493), (633, 33401), (789, 26797)]