21194600

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{15139}}^1$

素因数の和:15162

約数の個数: 48

約数和(自身を含む): 56320800

約数和(自身を除く): 35126200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 350, 700, 1400, 15139, 30278, 60556, 75695, 105973, 121112, 151390, 211946, 302780, 378475, 423892, 529865, 605560, 756950, 847784, 1059730, 1513900, 2119460, 2649325, 3027800, 4238920, 5298650, 10597300, 21194600]

約数ペア:

[(1, 21194600), (2, 10597300), (4, 5298650), (5, 4238920), (7, 3027800), (8, 2649325), (10, 2119460), (14, 1513900), (20, 1059730), (25, 847784), (28, 756950), (35, 605560), (40, 529865), (50, 423892), (56, 378475), (70, 302780), (100, 211946), (140, 151390), (175, 121112), (200, 105973), (280, 75695), (350, 60556), (700, 30278), (1400, 15139)]