21907710

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{22129}}^1$

素因数の和:22153

約数の個数: 48

約数和(自身を含む): 62141040

約数和(自身を除く): 40233330

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 990, 22129, 44258, 66387, 110645, 132774, 199161, 221290, 243419, 331935, 398322, 486838, 663870, 730257, 995805, 1217095, 1460514, 1991610, 2190771, 2434190, 3651285, 4381542, 7302570, 10953855, 21907710]

約数ペア:

[(1, 21907710), (2, 10953855), (3, 7302570), (5, 4381542), (6, 3651285), (9, 2434190), (10, 2190771), (11, 1991610), (15, 1460514), (18, 1217095), (22, 995805), (30, 730257), (33, 663870), (45, 486838), (55, 398322), (66, 331935), (90, 243419), (99, 221290), (110, 199161), (165, 132774), (198, 110645), (330, 66387), (495, 44258), (990, 22129)]