21635047

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{103}}^1\times {\mathrm{811}}^1$

素因数の和:958

約数の個数: 16

約数和(自身を含む): 25672192

約数和(自身を除く): 4037145

約数列:

[1, 7, 37, 103, 259, 721, 811, 3811, 5677, 26677, 30007, 83533, 210049, 584731, 3090721, 21635047]

約数ペア:

[(1, 21635047), (7, 3090721), (37, 584731), (103, 210049), (259, 83533), (721, 30007), (811, 26677), (3811, 5677)]