21247363779

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{127}}^1\times {\mathrm{914219}}^1$

素因数の和:914410

約数の個数: 16

約数和(自身を含む): 29020999680

約数和(自身を除く): 7773635901

約数列:

[1, 3, 61, 127, 183, 381, 7747, 23241, 914219, 2742657, 55767359, 116105813, 167302077, 348317439, 7082454593, 21247363779]

約数ペア:

[(1, 21247363779), (3, 7082454593), (61, 348317439), (127, 167302077), (183, 116105813), (381, 55767359), (7747, 2742657), (23241, 914219)]