21587274

素因数分解:

$2^1\times 3^2\times {\mathrm{59}}^1\times {\mathrm{20327}}^1$

素因数の和:20394

約数の個数: 24

約数和(自身を含む): 47567520

約数和(自身を除く): 25980246

約数列:

[1, 2, 3, 6, 9, 18, 59, 118, 177, 354, 531, 1062, 20327, 40654, 60981, 121962, 182943, 365886, 1199293, 2398586, 3597879, 7195758, 10793637, 21587274]

約数ペア:

[(1, 21587274), (2, 10793637), (3, 7195758), (6, 3597879), (9, 2398586), (18, 1199293), (59, 365886), (118, 182943), (177, 121962), (354, 60981), (531, 40654), (1062, 20327)]