21948934

素因数分解:

$2^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{11279}}^1$

素因数の和:11427

約数の個数: 16

約数和(自身を含む): 37900800

約数和(自身を除く): 15951866

約数列:

[1, 2, 7, 14, 139, 278, 973, 1946, 11279, 22558, 78953, 157906, 1567781, 3135562, 10974467, 21948934]

約数ペア:

[(1, 21948934), (2, 10974467), (7, 3135562), (14, 1567781), (139, 157906), (278, 78953), (973, 22558), (1946, 11279)]