5721807

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{20959}}^1$

素因数の和:20982

約数の個数: 16

約数和(自身を含む): 9390080

約数和(自身を除く): 3668273

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 20959, 62877, 146713, 272467, 440139, 817401, 1907269, 5721807]

約数ペア:

[(1, 5721807), (3, 1907269), (7, 817401), (13, 440139), (21, 272467), (39, 146713), (91, 62877), (273, 20959)]