21191650

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{22307}}^1$

素因数の和:22338

約数の個数: 24

約数和(自身を含む): 41492880

約数和(自身を除く): 20301230

約数列:

[1, 2, 5, 10, 19, 25, 38, 50, 95, 190, 475, 950, 22307, 44614, 111535, 223070, 423833, 557675, 847666, 1115350, 2119165, 4238330, 10595825, 21191650]

約数ペア:

[(1, 21191650), (2, 10595825), (5, 4238330), (10, 2119165), (19, 1115350), (25, 847666), (38, 557675), (50, 423833), (95, 223070), (190, 111535), (475, 44614), (950, 22307)]