21105918120

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{866417}}^1$

素因数の和:866467

約数の個数: 128

約数和(自身を含む): 74858515200

約数和(自身を除く): 53752597080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 29, 30, 35, 40, 42, 56, 58, 60, 70, 84, 87, 105, 116, 120, 140, 145, 168, 174, 203, 210, 232, 280, 290, 348, 406, 420, 435, 580, 609, 696, 812, 840, 870, 1015, 1160, 1218, 1624, 1740, 2030, 2436, 3045, 3480, 4060, 4872, 6090, 8120, 12180, 24360, 866417, 1732834, 2599251, 3465668, 4332085, 5198502, 6064919, 6931336, 8664170, 10397004, 12129838, 12996255, 17328340, 18194757, 20794008, 24259676, 25126093, 25992510, 30324595, 34656680, 36389514, 48519352, 50252186, 51985020, 60649190, 72779028, 75378279, 90973785, 100504372, 103970040, 121298380, 125630465, 145558056, 150756558, 175882651, 181947570, 201008744, 242596760, 251260930, 301513116, 351765302, 363895140, 376891395, 502521860, 527647953, 603026232, 703530604, 727790280, 753782790, 879413255, 1005043720, 1055295906, 1407061208, 1507565580, 1758826510, 2110591812, 2638239765, 3015131160, 3517653020, 4221183624, 5276479530, 7035306040, 10552959060, 21105918120]

約数ペア:

[(1, 21105918120), (2, 10552959060), (3, 7035306040), (4, 5276479530), (5, 4221183624), (6, 3517653020), (7, 3015131160), (8, 2638239765), (10, 2110591812), (12, 1758826510), (14, 1507565580), (15, 1407061208), (20, 1055295906), (21, 1005043720), (24, 879413255), (28, 753782790), (29, 727790280), (30, 703530604), (35, 603026232), (40, 527647953), (42, 502521860), (56, 376891395), (58, 363895140), (60, 351765302), (70, 301513116), (84, 251260930), (87, 242596760), (105, 201008744), (116, 181947570), (120, 175882651), (140, 150756558), (145, 145558056), (168, 125630465), (174, 121298380), (203, 103970040), (210, 100504372), (232, 90973785), (280, 75378279), (290, 72779028), (348, 60649190), (406, 51985020), (420, 50252186), (435, 48519352), (580, 36389514), (609, 34656680), (696, 30324595), (812, 25992510), (840, 25126093), (870, 24259676), (1015, 20794008), (1160, 18194757), (1218, 17328340), (1624, 12996255), (1740, 12129838), (2030, 10397004), (2436, 8664170), (3045, 6931336), (3480, 6064919), (4060, 5198502), (4872, 4332085), (6090, 3465668), (8120, 2599251), (12180, 1732834), (24360, 866417)]