21359118

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{323623}}^1$

素因数の和:323639

約数の個数: 16

約数和(自身を含む): 46601856

約数和(自身を除く): 25242738

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 323623, 647246, 970869, 1941738, 3559853, 7119706, 10679559, 21359118]

約数ペア:

[(1, 21359118), (2, 10679559), (3, 7119706), (6, 3559853), (11, 1941738), (22, 970869), (33, 647246), (66, 323623)]