21544722

素因数分解:

$2^1\times 3^2\times {\mathrm{79}}^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1$

素因数の和:335

約数の個数: 48

約数和(自身を含む): 48048000

約数和(自身を除く): 26503278

約数列:

[1, 2, 3, 6, 9, 18, 79, 109, 139, 158, 218, 237, 278, 327, 417, 474, 654, 711, 834, 981, 1251, 1422, 1962, 2502, 8611, 10981, 15151, 17222, 21962, 25833, 30302, 32943, 45453, 51666, 65886, 77499, 90906, 98829, 136359, 154998, 197658, 272718, 1196929, 2393858, 3590787, 7181574, 10772361, 21544722]

約数ペア:

[(1, 21544722), (2, 10772361), (3, 7181574), (6, 3590787), (9, 2393858), (18, 1196929), (79, 272718), (109, 197658), (139, 154998), (158, 136359), (218, 98829), (237, 90906), (278, 77499), (327, 65886), (417, 51666), (474, 45453), (654, 32943), (711, 30302), (834, 25833), (981, 21962), (1251, 17222), (1422, 15151), (1962, 10981), (2502, 8611)]