21256188

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{3593}}^1$

素因数の和:3646

約数の個数: 48

約数和(自身を含む): 54341280

約数和(自身を除く): 33085092

約数列:

[1, 2, 3, 4, 6, 12, 17, 29, 34, 51, 58, 68, 87, 102, 116, 174, 204, 348, 493, 986, 1479, 1972, 2958, 3593, 5916, 7186, 10779, 14372, 21558, 43116, 61081, 104197, 122162, 183243, 208394, 244324, 312591, 366486, 416788, 625182, 732972, 1250364, 1771349, 3542698, 5314047, 7085396, 10628094, 21256188]

約数ペア:

[(1, 21256188), (2, 10628094), (3, 7085396), (4, 5314047), (6, 3542698), (12, 1771349), (17, 1250364), (29, 732972), (34, 625182), (51, 416788), (58, 366486), (68, 312591), (87, 244324), (102, 208394), (116, 183243), (174, 122162), (204, 104197), (348, 61081), (493, 43116), (986, 21558), (1479, 14372), (1972, 10779), (2958, 7186), (3593, 5916)]