21494114

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{4091}}^1$

素因数の和:4201

約数の個数: 16

約数和(自身を含む): 33587136

約数和(自身を除く): 12093022

約数列:

[1, 2, 37, 71, 74, 142, 2627, 4091, 5254, 8182, 151367, 290461, 302734, 580922, 10747057, 21494114]

約数ペア:

[(1, 21494114), (2, 10747057), (37, 580922), (71, 302734), (74, 290461), (142, 151367), (2627, 8182), (4091, 5254)]