21899042

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{26903}}^1$

素因数の和:26953

約数の個数: 16

約数和(自身を含む): 36804672

約数和(自身を除く): 14905630

約数列:

[1, 2, 11, 22, 37, 74, 407, 814, 26903, 53806, 295933, 591866, 995411, 1990822, 10949521, 21899042]

約数ペア:

[(1, 21899042), (2, 10949521), (11, 1990822), (22, 995411), (37, 591866), (74, 295933), (407, 53806), (814, 26903)]