21066150

素因数分解:

$2^1\times 3^1\times 5^2\times 7^1\times {\mathrm{20063}}^1$

素因数の和:20085

約数の個数: 48

約数和(自身を含む): 59710464

約数和(自身を除く): 38644314

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 25, 30, 35, 42, 50, 70, 75, 105, 150, 175, 210, 350, 525, 1050, 20063, 40126, 60189, 100315, 120378, 140441, 200630, 280882, 300945, 421323, 501575, 601890, 702205, 842646, 1003150, 1404410, 1504725, 2106615, 3009450, 3511025, 4213230, 7022050, 10533075, 21066150]

約数ペア:

[(1, 21066150), (2, 10533075), (3, 7022050), (5, 4213230), (6, 3511025), (7, 3009450), (10, 2106615), (14, 1504725), (15, 1404410), (21, 1003150), (25, 842646), (30, 702205), (35, 601890), (42, 501575), (50, 421323), (70, 300945), (75, 280882), (105, 200630), (150, 140441), (175, 120378), (210, 100315), (350, 60189), (525, 40126), (1050, 20063)]