2021081322

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{25911299}}^1$

素因数の和:25911317

約数の個数: 16

約数和(自身を含む): 4353098400

約数和(自身を除く): 2332017078

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 25911299, 51822598, 77733897, 155467794, 336846887, 673693774, 1010540661, 2021081322]

約数ペア:

[(1, 2021081322), (2, 1010540661), (3, 673693774), (6, 336846887), (13, 155467794), (26, 77733897), (39, 51822598), (78, 25911299)]