21933220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{57719}}^1$

素因数の和:57747

約数の個数: 24

約数和(自身を含む): 48484800

約数和(自身を除く): 26551580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 57719, 115438, 230876, 288595, 577190, 1096661, 1154380, 2193322, 4386644, 5483305, 10966610, 21933220]

約数ペア:

[(1, 21933220), (2, 10966610), (4, 5483305), (5, 4386644), (10, 2193322), (19, 1154380), (20, 1096661), (38, 577190), (76, 288595), (95, 230876), (190, 115438), (380, 57719)]