21710500

素因数分解:

$2^2\times 5^3\times 7^1\times {\mathrm{6203}}^1$

素因数の和:6229

約数の個数: 48

約数和(自身を含む): 54198144

約数和(自身を除く): 32487644

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 125, 140, 175, 250, 350, 500, 700, 875, 1750, 3500, 6203, 12406, 24812, 31015, 43421, 62030, 86842, 124060, 155075, 173684, 217105, 310150, 434210, 620300, 775375, 868420, 1085525, 1550750, 2171050, 3101500, 4342100, 5427625, 10855250, 21710500]

約数ペア:

[(1, 21710500), (2, 10855250), (4, 5427625), (5, 4342100), (7, 3101500), (10, 2171050), (14, 1550750), (20, 1085525), (25, 868420), (28, 775375), (35, 620300), (50, 434210), (70, 310150), (100, 217105), (125, 173684), (140, 155075), (175, 124060), (250, 86842), (350, 62030), (500, 43421), (700, 31015), (875, 24812), (1750, 12406), (3500, 6203)]