21414249

素因数分解:

$3^2\times {\mathrm{83}}^1\times {\mathrm{109}}^1\times {\mathrm{263}}^1$

素因数の和:461

約数の個数: 24

約数和(自身を含む): 31711680

約数和(自身を除く): 10297431

約数列:

[1, 3, 9, 83, 109, 249, 263, 327, 747, 789, 981, 2367, 9047, 21829, 27141, 28667, 65487, 81423, 86001, 196461, 258003, 2379361, 7138083, 21414249]

約数ペア:

[(1, 21414249), (3, 7138083), (9, 2379361), (83, 258003), (109, 196461), (249, 86001), (263, 81423), (327, 65487), (747, 28667), (789, 27141), (981, 21829), (2367, 9047)]