21093966

素因数分解:

$2^1\times 3^3\times {\mathrm{577}}^1\times {\mathrm{677}}^1$

素因数の和:1265

約数の個数: 32

約数和(自身を含む): 47026080

約数和(自身を除く): 25932114

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 577, 677, 1154, 1354, 1731, 2031, 3462, 4062, 5193, 6093, 10386, 12186, 15579, 18279, 31158, 36558, 390629, 781258, 1171887, 2343774, 3515661, 7031322, 10546983, 21093966]

約数ペア:

[(1, 21093966), (2, 10546983), (3, 7031322), (6, 3515661), (9, 2343774), (18, 1171887), (27, 781258), (54, 390629), (577, 36558), (677, 31158), (1154, 18279), (1354, 15579), (1731, 12186), (2031, 10386), (3462, 6093), (4062, 5193)]