21291363899

素因数分解:

${\mathrm{13}}^1\times {\mathrm{167}}^1\times {\mathrm{1579}}^1\times {\mathrm{6211}}^1$

素因数の和:7970

約数の個数: 16

約数和(自身を含む): 23084785920

約数和(自身を除く): 1793422021

約数列:

[1, 13, 167, 1579, 2171, 6211, 20527, 80743, 263693, 1037237, 3428009, 9807169, 13484081, 127493197, 1637797223, 21291363899]

約数ペア:

[(1, 21291363899), (13, 1637797223), (167, 127493197), (1579, 13484081), (2171, 9807169), (6211, 3428009), (20527, 1037237), (80743, 263693)]