2003070321

素因数分解:

$3^2\times 7^1\times {\mathrm{283}}^1\times {\mathrm{112349}}^1$

素因数の和:112645

約数の個数: 24

約数和(自身を含む): 3318369600

約数和(自身を除く): 1315299279

約数列:

[1, 3, 7, 9, 21, 63, 283, 849, 1981, 2547, 5943, 17829, 112349, 337047, 786443, 1011141, 2359329, 7077987, 31794767, 95384301, 222563369, 286152903, 667690107, 2003070321]

約数ペア:

[(1, 2003070321), (3, 667690107), (7, 286152903), (9, 222563369), (21, 95384301), (63, 31794767), (283, 7077987), (849, 2359329), (1981, 1011141), (2547, 786443), (5943, 337047), (17829, 112349)]