21477302

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{1567}}^1$

素因数の和:1676

約数の個数: 32

約数和(自身を含む): 40642560

約数和(自身を除く): 19165258

約数列:

[1, 2, 7, 11, 14, 22, 77, 89, 154, 178, 623, 979, 1246, 1567, 1958, 3134, 6853, 10969, 13706, 17237, 21938, 34474, 120659, 139463, 241318, 278926, 976241, 1534093, 1952482, 3068186, 10738651, 21477302]

約数ペア:

[(1, 21477302), (2, 10738651), (7, 3068186), (11, 1952482), (14, 1534093), (22, 976241), (77, 278926), (89, 241318), (154, 139463), (178, 120659), (623, 34474), (979, 21938), (1246, 17237), (1567, 13706), (1958, 10969), (3134, 6853)]