21444238

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1\times {\mathrm{1471}}^1$

素因数の和:1707

約数の個数: 16

約数和(自身を含む): 33225984

約数和(自身を除く): 11781746

約数列:

[1, 2, 37, 74, 197, 394, 1471, 2942, 7289, 14578, 54427, 108854, 289787, 579574, 10722119, 21444238]

約数ペア:

[(1, 21444238), (2, 10722119), (37, 579574), (74, 289787), (197, 108854), (394, 54427), (1471, 14578), (2942, 7289)]