21202394

素因数分解:

$2^1\times {\mathrm{137}}^1\times {\mathrm{223}}^1\times {\mathrm{347}}^1$

素因数の和:709

約数の個数: 16

約数和(自身を含む): 32272128

約数和(自身を除く): 11069734

約数列:

[1, 2, 137, 223, 274, 347, 446, 694, 30551, 47539, 61102, 77381, 95078, 154762, 10601197, 21202394]

約数ペア:

[(1, 21202394), (2, 10601197), (137, 154762), (223, 95078), (274, 77381), (347, 61102), (446, 47539), (694, 30551)]