21193048799

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{193}}^1\times {\mathrm{444569}}^1$

素因数の和:444794

約数の個数: 16

約数和(自身を含む): 24149042400

約数和(自身を除く): 2955993601

約数列:

[1, 13, 19, 193, 247, 2509, 3667, 47671, 444569, 5779397, 8446811, 85801817, 109808543, 1115423621, 1630234523, 21193048799]

約数ペア:

[(1, 21193048799), (13, 1630234523), (19, 1115423621), (193, 109808543), (247, 85801817), (2509, 8446811), (3667, 5779397), (47671, 444569)]