21000000547

素因数分解:

${\mathrm{97}}^1\times {\mathrm{991}}^1\times {\mathrm{218461}}^1$

素因数の和:219549

約数の個数: 8

約数和(自身を含む): 21238001792

約数和(自身を除く): 238001245

約数列:

[1, 97, 991, 96127, 218461, 21190717, 216494851, 21000000547]

約数ペア:

[(1, 21000000547), (97, 216494851), (991, 21190717), (96127, 218461)]