921439316

素因数分解:

$2^2\times 7^3\times {\mathrm{671603}}^1$

素因数の和:671628

約数の個数: 24

約数和(自身を含む): 1880491200

約数和(自身を除く): 959051884

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 686, 1372, 671603, 1343206, 2686412, 4701221, 9402442, 18804884, 32908547, 65817094, 131634188, 230359829, 460719658, 921439316]

約数ペア:

[(1, 921439316), (2, 460719658), (4, 230359829), (7, 131634188), (14, 65817094), (28, 32908547), (49, 18804884), (98, 9402442), (196, 4701221), (343, 2686412), (686, 1343206), (1372, 671603)]