21159864

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{26717}}^1$

素因数の和:26740

約数の個数: 48

約数和(自身を含む): 62520120

約数和(自身を除く): 41360256

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 44, 66, 72, 88, 99, 132, 198, 264, 396, 792, 26717, 53434, 80151, 106868, 160302, 213736, 240453, 293887, 320604, 480906, 587774, 641208, 881661, 961812, 1175548, 1763322, 1923624, 2351096, 2644983, 3526644, 5289966, 7053288, 10579932, 21159864]

約数ペア:

[(1, 21159864), (2, 10579932), (3, 7053288), (4, 5289966), (6, 3526644), (8, 2644983), (9, 2351096), (11, 1923624), (12, 1763322), (18, 1175548), (22, 961812), (24, 881661), (33, 641208), (36, 587774), (44, 480906), (66, 320604), (72, 293887), (88, 240453), (99, 213736), (132, 160302), (198, 106868), (264, 80151), (396, 53434), (792, 26717)]