21913910760

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{26087989}}^1$

素因数の和:26088010

約数の個数: 64

約数和(自身を含む): 75133411200

約数和(自身を除く): 53219500440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 26087989, 52175978, 78263967, 104351956, 130439945, 156527934, 182615923, 208703912, 260879890, 313055868, 365231846, 391319835, 521759780, 547847769, 626111736, 730463692, 782639670, 913079615, 1043519560, 1095695538, 1460927384, 1565279340, 1826159230, 2191391076, 2739238845, 3130558680, 3652318460, 4382782152, 5478477690, 7304636920, 10956955380, 21913910760]

約数ペア:

[(1, 21913910760), (2, 10956955380), (3, 7304636920), (4, 5478477690), (5, 4382782152), (6, 3652318460), (7, 3130558680), (8, 2739238845), (10, 2191391076), (12, 1826159230), (14, 1565279340), (15, 1460927384), (20, 1095695538), (21, 1043519560), (24, 913079615), (28, 782639670), (30, 730463692), (35, 626111736), (40, 547847769), (42, 521759780), (56, 391319835), (60, 365231846), (70, 313055868), (84, 260879890), (105, 208703912), (120, 182615923), (140, 156527934), (168, 130439945), (210, 104351956), (280, 78263967), (420, 52175978), (840, 26087989)]