21806026

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{21089}}^1$

素因数の和:21149

約数の個数: 16

約数和(自身を含む): 36443520

約数和(自身を除く): 14637494

約数列:

[1, 2, 11, 22, 47, 94, 517, 1034, 21089, 42178, 231979, 463958, 991183, 1982366, 10903013, 21806026]

約数ペア:

[(1, 21806026), (2, 10903013), (11, 1982366), (22, 991183), (47, 463958), (94, 231979), (517, 42178), (1034, 21089)]