2021934719

素因数分解:

$7^1\times {\mathrm{211}}^1\times {\mathrm{643}}^1\times {\mathrm{2129}}^1$

素因数の和:2990

約数の個数: 16

約数和(自身を含む): 2326437120

約数和(自身を除く): 304502401

約数列:

[1, 7, 211, 643, 1477, 2129, 4501, 14903, 135673, 449219, 949711, 1368947, 3144533, 9582629, 288847817, 2021934719]

約数ペア:

[(1, 2021934719), (7, 288847817), (211, 9582629), (643, 3144533), (1477, 1368947), (2129, 949711), (4501, 449219), (14903, 135673)]