21570948

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{9511}}^1$

素因数の和:9534

約数の個数: 60

約数和(自身を含む): 64453312

約数和(自身を除く): 42882364

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 252, 324, 378, 567, 756, 1134, 2268, 9511, 19022, 28533, 38044, 57066, 66577, 85599, 114132, 133154, 171198, 199731, 256797, 266308, 342396, 399462, 513594, 599193, 770391, 798924, 1027188, 1198386, 1540782, 1797579, 2396772, 3081564, 3595158, 5392737, 7190316, 10785474, 21570948]

約数ペア:

[(1, 21570948), (2, 10785474), (3, 7190316), (4, 5392737), (6, 3595158), (7, 3081564), (9, 2396772), (12, 1797579), (14, 1540782), (18, 1198386), (21, 1027188), (27, 798924), (28, 770391), (36, 599193), (42, 513594), (54, 399462), (63, 342396), (81, 266308), (84, 256797), (108, 199731), (126, 171198), (162, 133154), (189, 114132), (252, 85599), (324, 66577), (378, 57066), (567, 38044), (756, 28533), (1134, 19022), (2268, 9511)]