211113420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{502651}}^1$

素因数の和:502670

約数の個数: 48

約数和(自身を含む): 675564288

約数和(自身を除く): 464450868

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 502651, 1005302, 1507953, 2010604, 2513255, 3015906, 3518557, 5026510, 6031812, 7037114, 7539765, 10053020, 10555671, 14074228, 15079530, 17592785, 21111342, 30159060, 35185570, 42222684, 52778355, 70371140, 105556710, 211113420]

約数ペア:

[(1, 211113420), (2, 105556710), (3, 70371140), (4, 52778355), (5, 42222684), (6, 35185570), (7, 30159060), (10, 21111342), (12, 17592785), (14, 15079530), (15, 14074228), (20, 10555671), (21, 10053020), (28, 7539765), (30, 7037114), (35, 6031812), (42, 5026510), (60, 3518557), (70, 3015906), (84, 2513255), (105, 2010604), (140, 1507953), (210, 1005302), (420, 502651)]