6643371

素因数分解:

$3^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{1051}}^1$

素因数の和:1111

約数の個数: 24

約数和(自身を含む): 10553664

約数和(自身を除く): 3910293

約数列:

[1, 3, 7, 21, 43, 49, 129, 147, 301, 903, 1051, 2107, 3153, 6321, 7357, 22071, 45193, 51499, 135579, 154497, 316351, 949053, 2214457, 6643371]

約数ペア:

[(1, 6643371), (3, 2214457), (7, 949053), (21, 316351), (43, 154497), (49, 135579), (129, 51499), (147, 45193), (301, 22071), (903, 7357), (1051, 6321), (2107, 3153)]