21133042

素因数分解:

$2^1\times 7^1\times {\mathrm{503}}^1\times {\mathrm{3001}}^1$

素因数の和:3513

約数の個数: 16

約数和(自身を含む): 36312192

約数和(自身を除く): 15179150

約数列:

[1, 2, 7, 14, 503, 1006, 3001, 3521, 6002, 7042, 21007, 42014, 1509503, 3019006, 10566521, 21133042]

約数ペア:

[(1, 21133042), (2, 10566521), (7, 3019006), (14, 1509503), (503, 42014), (1006, 21007), (3001, 7042), (3521, 6002)]