21372054

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{323819}}^1$

素因数の和:323835

約数の個数: 16

約数和(自身を含む): 46630080

約数和(自身を除く): 25258026

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 323819, 647638, 971457, 1942914, 3562009, 7124018, 10686027, 21372054]

約数ペア:

[(1, 21372054), (2, 10686027), (3, 7124018), (6, 3562009), (11, 1942914), (22, 971457), (33, 647638), (66, 323819)]