21582417

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{239}}^1\times {\mathrm{971}}^1$

素因数の和:1244

約数の個数: 16

約数和(自身を含む): 29859840

約数和(自身を除く): 8277423

約数列:

[1, 3, 31, 93, 239, 717, 971, 2913, 7409, 22227, 30101, 90303, 232069, 696207, 7194139, 21582417]

約数ペア:

[(1, 21582417), (3, 7194139), (31, 696207), (93, 232069), (239, 90303), (717, 30101), (971, 22227), (2913, 7409)]