21534495

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{84449}}^1$

素因数の和:84474

約数の個数: 16

約数和(自身を含む): 36482400

約数和(自身を除く): 14947905

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 84449, 253347, 422245, 1266735, 1435633, 4306899, 7178165, 21534495]

約数ペア:

[(1, 21534495), (3, 7178165), (5, 4306899), (15, 1435633), (17, 1266735), (51, 422245), (85, 253347), (255, 84449)]