21974078

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{719}}^1$

素因数の和:824

約数の個数: 32

約数和(自身を含む): 39398400

約数和(自身を除く): 17424322

約数列:

[1, 2, 7, 14, 37, 59, 74, 118, 259, 413, 518, 719, 826, 1438, 2183, 4366, 5033, 10066, 15281, 26603, 30562, 42421, 53206, 84842, 186221, 296947, 372442, 593894, 1569577, 3139154, 10987039, 21974078]

約数ペア:

[(1, 21974078), (2, 10987039), (7, 3139154), (14, 1569577), (37, 593894), (59, 372442), (74, 296947), (118, 186221), (259, 84842), (413, 53206), (518, 42421), (719, 30562), (826, 26603), (1438, 15281), (2183, 10066), (4366, 5033)]