21044011

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{503}}^1$

素因数の和:650

約数の個数: 16

約数和(自身を含む): 23514624

約数和(自身を除く): 2470613

約数列:

[1, 17, 23, 107, 391, 503, 1819, 2461, 8551, 11569, 41837, 53821, 196673, 914957, 1237883, 21044011]

約数ペア:

[(1, 21044011), (17, 1237883), (23, 914957), (107, 196673), (391, 53821), (503, 41837), (1819, 11569), (2461, 8551)]