21655282

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{42797}}^1$

素因数の和:42833

約数の個数: 16

約数和(自身を含む): 36977472

約数和(自身を除く): 15322190

約数列:

[1, 2, 11, 22, 23, 46, 253, 506, 42797, 85594, 470767, 941534, 984331, 1968662, 10827641, 21655282]

約数ペア:

[(1, 21655282), (2, 10827641), (11, 1968662), (22, 984331), (23, 941534), (46, 470767), (253, 85594), (506, 42797)]