21382238

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{2437}}^1$

素因数の和:2587

約数の個数: 16

約数和(自身を含む): 33176304

約数和(自身を除く): 11794066

約数列:

[1, 2, 41, 82, 107, 214, 2437, 4387, 4874, 8774, 99917, 199834, 260759, 521518, 10691119, 21382238]

約数ペア:

[(1, 21382238), (2, 10691119), (41, 521518), (82, 260759), (107, 199834), (214, 99917), (2437, 8774), (4387, 4874)]