21934493

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{1987}}^1$

素因数の和:2096

約数の個数: 16

約数和(自身を含む): 26718720

約数和(自身を除く): 4784227

約数列:

[1, 7, 19, 83, 133, 581, 1577, 1987, 11039, 13909, 37753, 164921, 264271, 1154447, 3133499, 21934493]

約数ペア:

[(1, 21934493), (7, 3133499), (19, 1154447), (83, 264271), (133, 164921), (581, 37753), (1577, 13909), (1987, 11039)]