11959521

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{18371}}^1$

素因数の和:18412

約数の個数: 16

約数和(自身を含む): 18812928

約数和(自身を除く): 6853407

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 18371, 55113, 128597, 385791, 569501, 1708503, 3986507, 11959521]

約数ペア:

[(1, 11959521), (3, 3986507), (7, 1708503), (21, 569501), (31, 385791), (93, 128597), (217, 55113), (651, 18371)]