11021890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{9109}}^1$

素因数の和:9138

約数の個数: 24

約数和(自身を含む): 21809340

約数和(自身を除く): 10787450

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 121, 242, 605, 1210, 9109, 18218, 45545, 91090, 100199, 200398, 500995, 1001990, 1102189, 2204378, 5510945, 11021890]

約数ペア:

[(1, 11021890), (2, 5510945), (5, 2204378), (10, 1102189), (11, 1001990), (22, 500995), (55, 200398), (110, 100199), (121, 91090), (242, 45545), (605, 18218), (1210, 9109)]