21756636

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{54941}}^1$

素因数の和:54962

約数の個数: 36

約数和(自身を含む): 59996664

約数和(自身を除く): 38240028

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 99, 132, 198, 396, 54941, 109882, 164823, 219764, 329646, 494469, 604351, 659292, 988938, 1208702, 1813053, 1977876, 2417404, 3626106, 5439159, 7252212, 10878318, 21756636]

約数ペア:

[(1, 21756636), (2, 10878318), (3, 7252212), (4, 5439159), (6, 3626106), (9, 2417404), (11, 1977876), (12, 1813053), (18, 1208702), (22, 988938), (33, 659292), (36, 604351), (44, 494469), (66, 329646), (99, 219764), (132, 164823), (198, 109882), (396, 54941)]