21711200

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{3877}}^1$

素因数の和:3904

約数の個数: 72

約数和(自身を含む): 60589872

約数和(自身を除く): 38878672

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 25, 28, 32, 35, 40, 50, 56, 70, 80, 100, 112, 140, 160, 175, 200, 224, 280, 350, 400, 560, 700, 800, 1120, 1400, 2800, 3877, 5600, 7754, 15508, 19385, 27139, 31016, 38770, 54278, 62032, 77540, 96925, 108556, 124064, 135695, 155080, 193850, 217112, 271390, 310160, 387700, 434224, 542780, 620320, 678475, 775400, 868448, 1085560, 1356950, 1550800, 2171120, 2713900, 3101600, 4342240, 5427800, 10855600, 21711200]

約数ペア:

[(1, 21711200), (2, 10855600), (4, 5427800), (5, 4342240), (7, 3101600), (8, 2713900), (10, 2171120), (14, 1550800), (16, 1356950), (20, 1085560), (25, 868448), (28, 775400), (32, 678475), (35, 620320), (40, 542780), (50, 434224), (56, 387700), (70, 310160), (80, 271390), (100, 217112), (112, 193850), (140, 155080), (160, 135695), (175, 124064), (200, 108556), (224, 96925), (280, 77540), (350, 62032), (400, 54278), (560, 38770), (700, 31016), (800, 27139), (1120, 19385), (1400, 15508), (2800, 7754), (3877, 5600)]