21525366

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{383}}^1$

素因数の和:453

約数の個数: 64

約数和(自身を含む): 49766400

約数和(自身を除く): 28241034

約数列:

[1, 2, 3, 6, 17, 19, 29, 34, 38, 51, 57, 58, 87, 102, 114, 174, 323, 383, 493, 551, 646, 766, 969, 986, 1102, 1149, 1479, 1653, 1938, 2298, 2958, 3306, 6511, 7277, 9367, 11107, 13022, 14554, 18734, 19533, 21831, 22214, 28101, 33321, 39066, 43662, 56202, 66642, 123709, 188819, 211033, 247418, 371127, 377638, 422066, 566457, 633099, 742254, 1132914, 1266198, 3587561, 7175122, 10762683, 21525366]

約数ペア:

[(1, 21525366), (2, 10762683), (3, 7175122), (6, 3587561), (17, 1266198), (19, 1132914), (29, 742254), (34, 633099), (38, 566457), (51, 422066), (57, 377638), (58, 371127), (87, 247418), (102, 211033), (114, 188819), (174, 123709), (323, 66642), (383, 56202), (493, 43662), (551, 39066), (646, 33321), (766, 28101), (969, 22214), (986, 21831), (1102, 19533), (1149, 18734), (1479, 14554), (1653, 13022), (1938, 11107), (2298, 9367), (2958, 7277), (3306, 6511)]