21836870

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{18047}}^1$

素因数の和:18076

約数の個数: 24

約数和(自身を含む): 43206912

約数和(自身を除く): 21370042

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 18047, 36094, 90235, 180470, 198517, 397034, 992585, 1985170, 2183687, 4367374, 10918435, 21836870]

約数ペア:

[(1, 21836870), (2, 10918435), (5, 4367374), (10, 2183687), (11, 1985170), (22, 992585), (55, 397034), (110, 198517), (121, 180470), (242, 90235), (605, 36094), (1210, 18047)]