21898866

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{331801}}^1$

素因数の和:331817

約数の個数: 16

約数和(自身を含む): 47779488

約数和(自身を除く): 25880622

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 331801, 663602, 995403, 1990806, 3649811, 7299622, 10949433, 21898866]

約数ペア:

[(1, 21898866), (2, 10949433), (3, 7299622), (6, 3649811), (11, 1990806), (22, 995403), (33, 663602), (66, 331801)]