21782474

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{4817}}^1$

素因数の和:4862

約数の個数: 32

約数和(自身を含む): 41627520

約数和(自身を除く): 19845046

約数列:

[1, 2, 7, 14, 17, 19, 34, 38, 119, 133, 238, 266, 323, 646, 2261, 4522, 4817, 9634, 33719, 67438, 81889, 91523, 163778, 183046, 573223, 640661, 1146446, 1281322, 1555891, 3111782, 10891237, 21782474]

約数ペア:

[(1, 21782474), (2, 10891237), (7, 3111782), (14, 1555891), (17, 1281322), (19, 1146446), (34, 640661), (38, 573223), (119, 183046), (133, 163778), (238, 91523), (266, 81889), (323, 67438), (646, 33719), (2261, 9634), (4522, 4817)]