21091492818

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{9683881}}^1$

素因数の和:9683911

約数の個数: 36

約数和(自身を含む): 50230295934

約数和(自身を除く): 29138803116

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 121, 198, 242, 363, 726, 1089, 2178, 9683881, 19367762, 29051643, 58103286, 87154929, 106522691, 174309858, 213045382, 319568073, 639136146, 958704219, 1171749601, 1917408438, 2343499202, 3515248803, 7030497606, 10545746409, 21091492818]

約数ペア:

[(1, 21091492818), (2, 10545746409), (3, 7030497606), (6, 3515248803), (9, 2343499202), (11, 1917408438), (18, 1171749601), (22, 958704219), (33, 639136146), (66, 319568073), (99, 213045382), (121, 174309858), (198, 106522691), (242, 87154929), (363, 58103286), (726, 29051643), (1089, 19367762), (2178, 9683881)]