2021063947

素因数分解:

$7^2\times {\mathrm{4243}}^1\times {\mathrm{9721}}^1$

素因数の和:13978

約数の個数: 12

約数和(自身を含む): 2351829576

約数和(自身を除く): 330765629

約数列:

[1, 7, 49, 4243, 9721, 29701, 68047, 207907, 476329, 41246203, 288723421, 2021063947]

約数ペア:

[(1, 2021063947), (7, 288723421), (49, 41246203), (4243, 476329), (9721, 207907), (29701, 68047)]