21498852

素因数分解:

$2^2\times 3^1\times {\mathrm{139}}^1\times {\mathrm{12889}}^1$

素因数の和:13035

約数の個数: 24

約数和(自身を含む): 50528800

約数和(自身を除く): 29029948

約数列:

[1, 2, 3, 4, 6, 12, 139, 278, 417, 556, 834, 1668, 12889, 25778, 38667, 51556, 77334, 154668, 1791571, 3583142, 5374713, 7166284, 10749426, 21498852]

約数ペア:

[(1, 21498852), (2, 10749426), (3, 7166284), (4, 5374713), (6, 3583142), (12, 1791571), (139, 154668), (278, 77334), (417, 51556), (556, 38667), (834, 25778), (1668, 12889)]