2021542397

素因数分解:

$7^1\times {\mathrm{37}}^1\times {\mathrm{353}}^1\times {\mathrm{22111}}^1$

素因数の和:22508

約数の個数: 16

約数和(自身を含む): 2379604992

約数和(自身を除く): 358062595

約数列:

[1, 7, 37, 259, 353, 2471, 13061, 22111, 91427, 154777, 818107, 5726749, 7805183, 54636281, 288791771, 2021542397]

約数ペア:

[(1, 2021542397), (7, 288791771), (37, 54636281), (259, 7805183), (353, 5726749), (2471, 818107), (13061, 154777), (22111, 91427)]