21442526

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{80611}}^1$

素因数の和:80639

約数の個数: 16

約数和(自身を含む): 38693760

約数和(自身を除く): 17251234

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 80611, 161222, 564277, 1128554, 1531609, 3063218, 10721263, 21442526]

約数ペア:

[(1, 21442526), (2, 10721263), (7, 3063218), (14, 1531609), (19, 1128554), (38, 564277), (133, 161222), (266, 80611)]