21588116

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{2741}}^1$

素因数の和:2935

約数の個数: 24

約数和(自身を含む): 41459040

約数和(自身を除く): 19870924

約数列:

[1, 2, 4, 11, 22, 44, 179, 358, 716, 1969, 2741, 3938, 5482, 7876, 10964, 30151, 60302, 120604, 490639, 981278, 1962556, 5397029, 10794058, 21588116]

約数ペア:

[(1, 21588116), (2, 10794058), (4, 5397029), (11, 1962556), (22, 981278), (44, 490639), (179, 120604), (358, 60302), (716, 30151), (1969, 10964), (2741, 7876), (3938, 5482)]