4221788

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{421}}^1$

素因数の和:557

約数の個数: 24

約数和(自身を含む): 7798560

約数和(自身を除く): 3576772

約数列:

[1, 2, 4, 23, 46, 92, 109, 218, 421, 436, 842, 1684, 2507, 5014, 9683, 10028, 19366, 38732, 45889, 91778, 183556, 1055447, 2110894, 4221788]

約数ペア:

[(1, 4221788), (2, 2110894), (4, 1055447), (23, 183556), (46, 91778), (92, 45889), (109, 38732), (218, 19366), (421, 10028), (436, 9683), (842, 5014), (1684, 2507)]