21773455

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{8423}}^1$

素因数の和:8486

約数の個数: 16

約数和(自身を含む): 29113344

約数和(自身を除く): 7339889

約数列:

[1, 5, 11, 47, 55, 235, 517, 2585, 8423, 42115, 92653, 395881, 463265, 1979405, 4354691, 21773455]

約数ペア:

[(1, 21773455), (5, 4354691), (11, 1979405), (47, 463265), (55, 395881), (235, 92653), (517, 42115), (2585, 8423)]