21309517724

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{165349}}^1$

素因数の和:165494

約数の個数: 48

約数和(自身を含む): 42501564000

約数和(自身を除く): 21192046276

約数列:

[1, 2, 4, 11, 22, 29, 44, 58, 101, 116, 202, 319, 404, 638, 1111, 1276, 2222, 2929, 4444, 5858, 11716, 32219, 64438, 128876, 165349, 330698, 661396, 1818839, 3637678, 4795121, 7275356, 9590242, 16700249, 19180484, 33400498, 52746331, 66800996, 105492662, 183702739, 210985324, 367405478, 484307221, 734810956, 968614442, 1937228884, 5327379431, 10654758862, 21309517724]

約数ペア:

[(1, 21309517724), (2, 10654758862), (4, 5327379431), (11, 1937228884), (22, 968614442), (29, 734810956), (44, 484307221), (58, 367405478), (101, 210985324), (116, 183702739), (202, 105492662), (319, 66800996), (404, 52746331), (638, 33400498), (1111, 19180484), (1276, 16700249), (2222, 9590242), (2929, 7275356), (4444, 4795121), (5858, 3637678), (11716, 1818839), (32219, 661396), (64438, 330698), (128876, 165349)]