21330906

素因数分解:

$2^1\times 3^1\times {\mathrm{41}}^1\times {\mathrm{86711}}^1$

素因数の和:86757

約数の個数: 16

約数和(自身を含む): 43702848

約数和(自身を除く): 22371942

約数列:

[1, 2, 3, 6, 41, 82, 123, 246, 86711, 173422, 260133, 520266, 3555151, 7110302, 10665453, 21330906]

約数ペア:

[(1, 21330906), (2, 10665453), (3, 7110302), (6, 3555151), (41, 520266), (82, 260133), (123, 173422), (246, 86711)]