21777702

素因数分解:

$2^1\times 3^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1\times {\mathrm{269}}^1$

素因数の和:508

約数の個数: 32

約数和(自身を含む): 44478720

約数和(自身を除く): 22701018

約数列:

[1, 2, 3, 6, 103, 131, 206, 262, 269, 309, 393, 538, 618, 786, 807, 1614, 13493, 26986, 27707, 35239, 40479, 55414, 70478, 80958, 83121, 105717, 166242, 211434, 3629617, 7259234, 10888851, 21777702]

約数ペア:

[(1, 21777702), (2, 10888851), (3, 7259234), (6, 3629617), (103, 211434), (131, 166242), (206, 105717), (262, 83121), (269, 80958), (309, 70478), (393, 55414), (538, 40479), (618, 35239), (786, 27707), (807, 26986), (1614, 13493)]