21946245

素因数分解:

$3^1\times 5^1\times {\mathrm{157}}^1\times {\mathrm{9319}}^1$

素因数の和:9484

約数の個数: 16

約数和(自身を含む): 35341440

約数和(自身を除く): 13395195

約数列:

[1, 3, 5, 15, 157, 471, 785, 2355, 9319, 27957, 46595, 139785, 1463083, 4389249, 7315415, 21946245]

約数ペア:

[(1, 21946245), (3, 7315415), (5, 4389249), (15, 1463083), (157, 139785), (471, 46595), (785, 27957), (2355, 9319)]