21461400

素因数分解:

$2^3\times 3^2\times 5^2\times {\mathrm{11923}}^1$

素因数の和:11945

約数の個数: 72

約数和(自身を含む): 72080580

約数和(自身を除く): 50619180

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 30, 36, 40, 45, 50, 60, 72, 75, 90, 100, 120, 150, 180, 200, 225, 300, 360, 450, 600, 900, 1800, 11923, 23846, 35769, 47692, 59615, 71538, 95384, 107307, 119230, 143076, 178845, 214614, 238460, 286152, 298075, 357690, 429228, 476920, 536535, 596150, 715380, 858456, 894225, 1073070, 1192300, 1430760, 1788450, 2146140, 2384600, 2682675, 3576900, 4292280, 5365350, 7153800, 10730700, 21461400]

約数ペア:

[(1, 21461400), (2, 10730700), (3, 7153800), (4, 5365350), (5, 4292280), (6, 3576900), (8, 2682675), (9, 2384600), (10, 2146140), (12, 1788450), (15, 1430760), (18, 1192300), (20, 1073070), (24, 894225), (25, 858456), (30, 715380), (36, 596150), (40, 536535), (45, 476920), (50, 429228), (60, 357690), (72, 298075), (75, 286152), (90, 238460), (100, 214614), (120, 178845), (150, 143076), (180, 119230), (200, 107307), (225, 95384), (300, 71538), (360, 59615), (450, 47692), (600, 35769), (900, 23846), (1800, 11923)]