21914875

素因数分解:

$5^3\times {\mathrm{199}}^1\times {\mathrm{881}}^1$

素因数の和:1095

約数の個数: 16

約数和(自身を含む): 27518400

約数和(自身を除く): 5603525

約数列:

[1, 5, 25, 125, 199, 881, 995, 4405, 4975, 22025, 24875, 110125, 175319, 876595, 4382975, 21914875]

約数ペア:

[(1, 21914875), (5, 4382975), (25, 876595), (125, 175319), (199, 110125), (881, 24875), (995, 22025), (4405, 4975)]