21346800

素因数分解:

$2^4\times 3^1\times 5^2\times {\mathrm{17789}}^1$

素因数の和:17810

約数の個数: 60

約数和(自身を含む): 68384760

約数和(自身を除く): 47037960

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 40, 48, 50, 60, 75, 80, 100, 120, 150, 200, 240, 300, 400, 600, 1200, 17789, 35578, 53367, 71156, 88945, 106734, 142312, 177890, 213468, 266835, 284624, 355780, 426936, 444725, 533670, 711560, 853872, 889450, 1067340, 1334175, 1423120, 1778900, 2134680, 2668350, 3557800, 4269360, 5336700, 7115600, 10673400, 21346800]

約数ペア:

[(1, 21346800), (2, 10673400), (3, 7115600), (4, 5336700), (5, 4269360), (6, 3557800), (8, 2668350), (10, 2134680), (12, 1778900), (15, 1423120), (16, 1334175), (20, 1067340), (24, 889450), (25, 853872), (30, 711560), (40, 533670), (48, 444725), (50, 426936), (60, 355780), (75, 284624), (80, 266835), (100, 213468), (120, 177890), (150, 142312), (200, 106734), (240, 88945), (300, 71156), (400, 53367), (600, 35578), (1200, 17789)]