21598454

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{5507}}^1$

素因数の和:5599

約数の個数: 16

約数和(自身を含む): 33907248

約数和(自身を除く): 12308794

約数列:

[1, 2, 37, 53, 74, 106, 1961, 3922, 5507, 11014, 203759, 291871, 407518, 583742, 10799227, 21598454]

約数ペア:

[(1, 21598454), (2, 10799227), (37, 583742), (53, 407518), (74, 291871), (106, 203759), (1961, 11014), (3922, 5507)]