21751668

素因数分解:

$2^2\times 3^2\times {\mathrm{97}}^1\times {\mathrm{6229}}^1$

素因数の和:6336

約数の個数: 36

約数和(自身を含む): 55559140

約数和(自身を除く): 33807472

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 97, 194, 291, 388, 582, 873, 1164, 1746, 3492, 6229, 12458, 18687, 24916, 37374, 56061, 74748, 112122, 224244, 604213, 1208426, 1812639, 2416852, 3625278, 5437917, 7250556, 10875834, 21751668]

約数ペア:

[(1, 21751668), (2, 10875834), (3, 7250556), (4, 5437917), (6, 3625278), (9, 2416852), (12, 1812639), (18, 1208426), (36, 604213), (97, 224244), (194, 112122), (291, 74748), (388, 56061), (582, 37374), (873, 24916), (1164, 18687), (1746, 12458), (3492, 6229)]