21379599

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{21401}}^1$

素因数の和:21447

約数の個数: 16

約数和(自身を含む): 32531040

約数和(自身を除く): 11151441

約数列:

[1, 3, 9, 27, 37, 111, 333, 999, 21401, 64203, 192609, 577827, 791837, 2375511, 7126533, 21379599]

約数ペア:

[(1, 21379599), (3, 7126533), (9, 2375511), (27, 791837), (37, 577827), (111, 192609), (333, 64203), (999, 21401)]