22071217

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{157}}^1$

素因数の和:341

約数の個数: 24

約数和(自身を含む): 27378240

約数和(自身を除く): 5307023

約数列:

[1, 7, 19, 49, 133, 151, 157, 931, 1057, 1099, 2869, 2983, 7399, 7693, 20083, 20881, 23707, 140581, 146167, 165949, 450433, 1161643, 3153031, 22071217]

約数ペア:

[(1, 22071217), (7, 3153031), (19, 1161643), (49, 450433), (133, 165949), (151, 146167), (157, 140581), (931, 23707), (1057, 20881), (1099, 20083), (2869, 7693), (2983, 7399)]