21558112

素因数分解:

$2^5\times {\mathrm{641}}^1\times {\mathrm{1051}}^1$

素因数の和:1702

約数の個数: 24

約数和(自身を含む): 42549192

約数和(自身を除く): 20991080

約数列:

[1, 2, 4, 8, 16, 32, 641, 1051, 1282, 2102, 2564, 4204, 5128, 8408, 10256, 16816, 20512, 33632, 673691, 1347382, 2694764, 5389528, 10779056, 21558112]

約数ペア:

[(1, 21558112), (2, 10779056), (4, 5389528), (8, 2694764), (16, 1347382), (32, 673691), (641, 33632), (1051, 20512), (1282, 16816), (2102, 10256), (2564, 8408), (4204, 5128)]