21791858

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{5297}}^1$

素因数の和:5338

約数の個数: 24

約数和(自身を含む): 38050236

約数和(自身を除く): 16258378

約数列:

[1, 2, 11, 17, 22, 34, 121, 187, 242, 374, 2057, 4114, 5297, 10594, 58267, 90049, 116534, 180098, 640937, 990539, 1281874, 1981078, 10895929, 21791858]

約数ペア:

[(1, 21791858), (2, 10895929), (11, 1981078), (17, 1281874), (22, 990539), (34, 640937), (121, 180098), (187, 116534), (242, 90049), (374, 58267), (2057, 10594), (4114, 5297)]