21699062

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{20129}}^1$

素因数の和:20156

約数の個数: 24

約数和(自身を含む): 41306760

約数和(自身を除く): 19607698

約数列:

[1, 2, 7, 11, 14, 22, 49, 77, 98, 154, 539, 1078, 20129, 40258, 140903, 221419, 281806, 442838, 986321, 1549933, 1972642, 3099866, 10849531, 21699062]

約数ペア:

[(1, 21699062), (2, 10849531), (7, 3099866), (11, 1972642), (14, 1549933), (22, 986321), (49, 442838), (77, 281806), (98, 221419), (154, 140903), (539, 40258), (1078, 20129)]