21545951

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{2029}}^1$

素因数の和:2114

約数の個数: 16

約数和(自身を含む): 25919040

約数和(自身を除く): 4373089

約数列:

[1, 7, 37, 41, 259, 287, 1517, 2029, 10619, 14203, 75073, 83189, 525511, 582323, 3077993, 21545951]

約数ペア:

[(1, 21545951), (7, 3077993), (37, 582323), (41, 525511), (259, 83189), (287, 75073), (1517, 14203), (2029, 10619)]