21766416

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{64781}}^1$

素因数の和:64799

約数の個数: 40

約数和(自身を含む): 64263744

約数和(自身を除く): 42497328

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 64781, 129562, 194343, 259124, 388686, 453467, 518248, 777372, 906934, 1036496, 1360401, 1554744, 1813868, 2720802, 3109488, 3627736, 5441604, 7255472, 10883208, 21766416]

約数ペア:

[(1, 21766416), (2, 10883208), (3, 7255472), (4, 5441604), (6, 3627736), (7, 3109488), (8, 2720802), (12, 1813868), (14, 1554744), (16, 1360401), (21, 1036496), (24, 906934), (28, 777372), (42, 518248), (48, 453467), (56, 388686), (84, 259124), (112, 194343), (168, 129562), (336, 64781)]