20174492121

素因数分解:

$3^1\times 7^2\times {\mathrm{137241443}}^1$

素因数の和:137241460

約数の個数: 12

約数和(自身を含む): 31291049232

約数和(自身を除く): 11116557111

約数列:

[1, 3, 7, 21, 49, 147, 137241443, 411724329, 960690101, 2882070303, 6724830707, 20174492121]

約数ペア:

[(1, 20174492121), (3, 6724830707), (7, 2882070303), (21, 960690101), (49, 411724329), (147, 137241443)]