21077924

素因数分解:

$2^2\times 7^1\times {\mathrm{631}}^1\times {\mathrm{1193}}^1$

素因数の和:1835

約数の個数: 24

約数和(自身を含む): 42258048

約数和(自身を除く): 21180124

約数列:

[1, 2, 4, 7, 14, 28, 631, 1193, 1262, 2386, 2524, 4417, 4772, 8351, 8834, 16702, 17668, 33404, 752783, 1505566, 3011132, 5269481, 10538962, 21077924]

約数ペア:

[(1, 21077924), (2, 10538962), (4, 5269481), (7, 3011132), (14, 1505566), (28, 752783), (631, 33404), (1193, 17668), (1262, 16702), (2386, 8834), (2524, 8351), (4417, 4772)]