21815682

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{74203}}^1$

素因数の和:74222

約数の個数: 24

約数和(自身を含む): 50755536

約数和(自身を除く): 28939854

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 74203, 148406, 222609, 445218, 519421, 1038842, 1558263, 3116526, 3635947, 7271894, 10907841, 21815682]

約数ペア:

[(1, 21815682), (2, 10907841), (3, 7271894), (6, 3635947), (7, 3116526), (14, 1558263), (21, 1038842), (42, 519421), (49, 445218), (98, 222609), (147, 148406), (294, 74203)]