1021521956

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2806379}}^1$

素因数の和:2806403

約数の個数: 24

約数和(自身を含む): 2200201920

約数和(自身を除く): 1178679964

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 2806379, 5612758, 11225516, 19644653, 36482927, 39289306, 72965854, 78578612, 145931708, 255380489, 510760978, 1021521956]

約数ペア:

[(1, 1021521956), (2, 510760978), (4, 255380489), (7, 145931708), (13, 78578612), (14, 72965854), (26, 39289306), (28, 36482927), (52, 19644653), (91, 11225516), (182, 5612758), (364, 2806379)]