2021086917

素因数分解:

$3^3\times {\mathrm{401}}^1\times {\mathrm{186671}}^1$

素因数の和:187081

約数の個数: 16

約数和(自身を含む): 3001685760

約数和(自身を除く): 980598843

約数列:

[1, 3, 9, 27, 401, 1203, 3609, 10827, 186671, 560013, 1680039, 5040117, 74855071, 224565213, 673695639, 2021086917]

約数ペア:

[(1, 2021086917), (3, 673695639), (9, 224565213), (27, 74855071), (401, 5040117), (1203, 1680039), (3609, 560013), (10827, 186671)]