21890034

素因数分解:

$2^1\times 3^3\times {\mathrm{109}}^1\times {\mathrm{3719}}^1$

素因数の和:3839

約数の個数: 32

約数和(自身を含む): 49104000

約数和(自身を除く): 27213966

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 109, 218, 327, 654, 981, 1962, 2943, 3719, 5886, 7438, 11157, 22314, 33471, 66942, 100413, 200826, 405371, 810742, 1216113, 2432226, 3648339, 7296678, 10945017, 21890034]

約数ペア:

[(1, 21890034), (2, 10945017), (3, 7296678), (6, 3648339), (9, 2432226), (18, 1216113), (27, 810742), (54, 405371), (109, 200826), (218, 100413), (327, 66942), (654, 33471), (981, 22314), (1962, 11157), (2943, 7438), (3719, 5886)]