2891428

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{421}}^1$

素因数の和:543

約数の個数: 24

約数和(自身を含む): 5423544

約数和(自身を除く): 2532116

約数列:

[1, 2, 4, 17, 34, 68, 101, 202, 404, 421, 842, 1684, 1717, 3434, 6868, 7157, 14314, 28628, 42521, 85042, 170084, 722857, 1445714, 2891428]

約数ペア:

[(1, 2891428), (2, 1445714), (4, 722857), (17, 170084), (34, 85042), (68, 42521), (101, 28628), (202, 14314), (404, 7157), (421, 6868), (842, 3434), (1684, 1717)]