21108346

素因数分解:

$2^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{51991}}^1$

素因数の和:52029

約数の個数: 16

約数和(自身を含む): 37434240

約数和(自身を除く): 16325894

約数列:

[1, 2, 7, 14, 29, 58, 203, 406, 51991, 103982, 363937, 727874, 1507739, 3015478, 10554173, 21108346]

約数ペア:

[(1, 21108346), (2, 10554173), (7, 3015478), (14, 1507739), (29, 727874), (58, 363937), (203, 103982), (406, 51991)]