21496018

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{5077}}^1$

素因数の和:5181

約数の個数: 16

約数和(自身を含む): 33819480

約数和(自身を除く): 12323462

約数列:

[1, 2, 29, 58, 73, 146, 2117, 4234, 5077, 10154, 147233, 294466, 370621, 741242, 10748009, 21496018]

約数ペア:

[(1, 21496018), (2, 10748009), (29, 741242), (58, 370621), (73, 294466), (146, 147233), (2117, 10154), (4234, 5077)]