21437834

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{23767}}^1$

素因数の和:23821

約数の個数: 16

約数和(自身を含む): 35937216

約数和(自身を除く): 14499382

約数列:

[1, 2, 11, 22, 41, 82, 451, 902, 23767, 47534, 261437, 522874, 974447, 1948894, 10718917, 21437834]

約数ペア:

[(1, 21437834), (2, 10718917), (11, 1948894), (22, 974447), (41, 522874), (82, 261437), (451, 47534), (902, 23767)]