26641419

素因数分解:

$3^1\times 7^1\times {\mathrm{643}}^1\times {\mathrm{1973}}^1$

素因数の和:2626

約数の個数: 16

約数和(自身を含む): 40680192

約数和(自身を除く): 14038773

約数列:

[1, 3, 7, 21, 643, 1929, 1973, 4501, 5919, 13503, 13811, 41433, 1268639, 3805917, 8880473, 26641419]

約数ペア:

[(1, 26641419), (3, 8880473), (7, 3805917), (21, 1268639), (643, 41433), (1929, 13811), (1973, 13503), (4501, 5919)]