21853770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{9221}}^1$

素因数の和:9310

約数の個数: 32

約数和(自身を含む): 53118720

約数和(自身を除く): 31264950

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 79, 158, 237, 395, 474, 790, 1185, 2370, 9221, 18442, 27663, 46105, 55326, 92210, 138315, 276630, 728459, 1456918, 2185377, 3642295, 4370754, 7284590, 10926885, 21853770]

約数ペア:

[(1, 21853770), (2, 10926885), (3, 7284590), (5, 4370754), (6, 3642295), (10, 2185377), (15, 1456918), (30, 728459), (79, 276630), (158, 138315), (237, 92210), (395, 55326), (474, 46105), (790, 27663), (1185, 18442), (2370, 9221)]