21544358

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{643}}^1\times {\mathrm{1523}}^1$

素因数の和:2179

約数の個数: 16

約数和(自身を含む): 35332416

約数和(自身を除く): 13788058

約数列:

[1, 2, 11, 22, 643, 1286, 1523, 3046, 7073, 14146, 16753, 33506, 979289, 1958578, 10772179, 21544358]

約数ペア:

[(1, 21544358), (2, 10772179), (11, 1958578), (22, 979289), (643, 33506), (1286, 16753), (1523, 14146), (3046, 7073)]