21868792

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{248509}}^1$

素因数の和:248526

約数の個数: 16

約数和(自身を含む): 44731800

約数和(自身を除く): 22863008

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 248509, 497018, 994036, 1988072, 2733599, 5467198, 10934396, 21868792]

約数ペア:

[(1, 21868792), (2, 10934396), (4, 5467198), (8, 2733599), (11, 1988072), (22, 994036), (44, 497018), (88, 248509)]