21936089

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1$

素因数の和:221

約数の個数: 32

約数和(自身を含む): 28200960

約数和(自身を除く): 6264871

約数列:

[1, 7, 19, 23, 71, 101, 133, 161, 437, 497, 707, 1349, 1633, 1919, 2323, 3059, 7171, 9443, 11431, 13433, 16261, 31027, 44137, 50197, 136249, 164933, 217189, 308959, 953743, 1154531, 3133727, 21936089]

約数ペア:

[(1, 21936089), (7, 3133727), (19, 1154531), (23, 953743), (71, 308959), (101, 217189), (133, 164933), (161, 136249), (437, 50197), (497, 44137), (707, 31027), (1349, 16261), (1633, 13433), (1919, 11431), (2323, 9443), (3059, 7171)]