21713764

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{4271}}^1$

素因数の和:4347

約数の個数: 24

約数和(自身を含む): 40190976

約数和(自身を除く): 18477212

約数列:

[1, 2, 4, 31, 41, 62, 82, 124, 164, 1271, 2542, 4271, 5084, 8542, 17084, 132401, 175111, 264802, 350222, 529604, 700444, 5428441, 10856882, 21713764]

約数ペア:

[(1, 21713764), (2, 10856882), (4, 5428441), (31, 700444), (41, 529604), (62, 350222), (82, 264802), (124, 175111), (164, 132401), (1271, 17084), (2542, 8542), (4271, 5084)]