21743838

素因数分解:

$2^1\times 3^2\times {\mathrm{223}}^1\times {\mathrm{5417}}^1$

素因数の和:5648

約数の個数: 24

約数和(自身を含む): 47331648

約数和(自身を除く): 25587810

約数列:

[1, 2, 3, 6, 9, 18, 223, 446, 669, 1338, 2007, 4014, 5417, 10834, 16251, 32502, 48753, 97506, 1207991, 2415982, 3623973, 7247946, 10871919, 21743838]

約数ペア:

[(1, 21743838), (2, 10871919), (3, 7247946), (6, 3623973), (9, 2415982), (18, 1207991), (223, 97506), (446, 48753), (669, 32502), (1338, 16251), (2007, 10834), (4014, 5417)]