21296706

素因数分解:

$2^1\times 3^1\times {\mathrm{421}}^1\times {\mathrm{8431}}^1$

素因数の和:8857

約数の個数: 16

約数和(自身を含む): 42699648

約数和(自身を除く): 21402942

約数列:

[1, 2, 3, 6, 421, 842, 1263, 2526, 8431, 16862, 25293, 50586, 3549451, 7098902, 10648353, 21296706]

約数ペア:

[(1, 21296706), (2, 10648353), (3, 7098902), (6, 3549451), (421, 50586), (842, 25293), (1263, 16862), (2526, 8431)]