21656317488

素因数分解:

$2^4\times 3^1\times {\mathrm{13}}^1\times {\mathrm{229}}^1\times {\mathrm{151553}}^1$

素因数の和:151806

約数の個数: 80

約数和(自身を含む): 60512481120

約数和(自身を除く): 38856163632

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 39, 48, 52, 78, 104, 156, 208, 229, 312, 458, 624, 687, 916, 1374, 1832, 2748, 2977, 3664, 5496, 5954, 8931, 10992, 11908, 17862, 23816, 35724, 47632, 71448, 142896, 151553, 303106, 454659, 606212, 909318, 1212424, 1818636, 1970189, 2424848, 3637272, 3940378, 5910567, 7274544, 7880756, 11821134, 15761512, 23642268, 31523024, 34705637, 47284536, 69411274, 94569072, 104116911, 138822548, 208233822, 277645096, 416467644, 451173281, 555290192, 832935288, 902346562, 1353519843, 1665870576, 1804693124, 2707039686, 3609386248, 5414079372, 7218772496, 10828158744, 21656317488]

約数ペア:

[(1, 21656317488), (2, 10828158744), (3, 7218772496), (4, 5414079372), (6, 3609386248), (8, 2707039686), (12, 1804693124), (13, 1665870576), (16, 1353519843), (24, 902346562), (26, 832935288), (39, 555290192), (48, 451173281), (52, 416467644), (78, 277645096), (104, 208233822), (156, 138822548), (208, 104116911), (229, 94569072), (312, 69411274), (458, 47284536), (624, 34705637), (687, 31523024), (916, 23642268), (1374, 15761512), (1832, 11821134), (2748, 7880756), (2977, 7274544), (3664, 5910567), (5496, 3940378), (5954, 3637272), (8931, 2424848), (10992, 1970189), (11908, 1818636), (17862, 1212424), (23816, 909318), (35724, 606212), (47632, 454659), (71448, 303106), (142896, 151553)]