21251838

素因数分解:

$2^1\times 3^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{3301}}^1$

素因数の和:3372

約数の個数: 32

約数和(自身を含む): 45171360

約数和(自身を除く): 23919522

約数列:

[1, 2, 3, 6, 29, 37, 58, 74, 87, 111, 174, 222, 1073, 2146, 3219, 3301, 6438, 6602, 9903, 19806, 95729, 122137, 191458, 244274, 287187, 366411, 574374, 732822, 3541973, 7083946, 10625919, 21251838]

約数ペア:

[(1, 21251838), (2, 10625919), (3, 7083946), (6, 3541973), (29, 732822), (37, 574374), (58, 366411), (74, 287187), (87, 244274), (111, 191458), (174, 122137), (222, 95729), (1073, 19806), (2146, 9903), (3219, 6602), (3301, 6438)]