2253321

素因数分解:

$3^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{761}}^1$

素因数の和:821

約数の個数: 24

約数和(自身を含む): 3803904

約数和(自身を除く): 1550583

約数列:

[1, 3, 7, 9, 21, 47, 63, 141, 329, 423, 761, 987, 2283, 2961, 5327, 6849, 15981, 35767, 47943, 107301, 250369, 321903, 751107, 2253321]

約数ペア:

[(1, 2253321), (3, 751107), (7, 321903), (9, 250369), (21, 107301), (47, 47943), (63, 35767), (141, 15981), (329, 6849), (423, 5327), (761, 2961), (987, 2283)]