21210266

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{3203}}^1$

素因数の和:3266

約数の個数: 32

約数和(自身を含む): 40601088

約数和(自身を除く): 19390822

約数列:

[1, 2, 7, 11, 14, 22, 43, 77, 86, 154, 301, 473, 602, 946, 3203, 3311, 6406, 6622, 22421, 35233, 44842, 70466, 137729, 246631, 275458, 493262, 964103, 1515019, 1928206, 3030038, 10605133, 21210266]

約数ペア:

[(1, 21210266), (2, 10605133), (7, 3030038), (11, 1928206), (14, 1515019), (22, 964103), (43, 493262), (77, 275458), (86, 246631), (154, 137729), (301, 70466), (473, 44842), (602, 35233), (946, 22421), (3203, 6622), (3311, 6406)]