2181928

素因数分解:

$2^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{829}}^1$

素因数の和:889

約数の個数: 32

約数和(自身を含む): 4780800

約数和(自身を除く): 2598872

約数列:

[1, 2, 4, 7, 8, 14, 28, 47, 56, 94, 188, 329, 376, 658, 829, 1316, 1658, 2632, 3316, 5803, 6632, 11606, 23212, 38963, 46424, 77926, 155852, 272741, 311704, 545482, 1090964, 2181928]

約数ペア:

[(1, 2181928), (2, 1090964), (4, 545482), (7, 311704), (8, 272741), (14, 155852), (28, 77926), (47, 46424), (56, 38963), (94, 23212), (188, 11606), (329, 6632), (376, 5803), (658, 3316), (829, 2632), (1316, 1658)]