21901242

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{97}}^1\times {\mathrm{311}}^1$

素因数の和:435

約数の個数: 48

約数和(自身を含む): 48799296

約数和(自身を除く): 26898054

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 97, 121, 194, 242, 291, 311, 363, 582, 622, 726, 933, 1067, 1866, 2134, 3201, 3421, 6402, 6842, 10263, 11737, 20526, 23474, 30167, 35211, 37631, 60334, 70422, 75262, 90501, 112893, 181002, 225786, 331837, 663674, 995511, 1991022, 3650207, 7300414, 10950621, 21901242]

約数ペア:

[(1, 21901242), (2, 10950621), (3, 7300414), (6, 3650207), (11, 1991022), (22, 995511), (33, 663674), (66, 331837), (97, 225786), (121, 181002), (194, 112893), (242, 90501), (291, 75262), (311, 70422), (363, 60334), (582, 37631), (622, 35211), (726, 30167), (933, 23474), (1067, 20526), (1866, 11737), (2134, 10263), (3201, 6842), (3421, 6402)]