21168072

素因数分解:

$2^3\times 3^2\times {\mathrm{294001}}^1$

素因数の和:294013

約数の個数: 24

約数和(自身を含む): 57330390

約数和(自身を除く): 36162318

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 294001, 588002, 882003, 1176004, 1764006, 2352008, 2646009, 3528012, 5292018, 7056024, 10584036, 21168072]

約数ペア:

[(1, 21168072), (2, 10584036), (3, 7056024), (4, 5292018), (6, 3528012), (8, 2646009), (9, 2352008), (12, 1764006), (18, 1176004), (24, 882003), (36, 588002), (72, 294001)]