21855544

素因数分解:

$2^3\times {\mathrm{1171}}^1\times {\mathrm{2333}}^1$

素因数の和:3510

約数の個数: 16

約数和(自身を含む): 41031720

約数和(自身を除く): 19176176

約数列:

[1, 2, 4, 8, 1171, 2333, 2342, 4666, 4684, 9332, 9368, 18664, 2731943, 5463886, 10927772, 21855544]

約数ペア:

[(1, 21855544), (2, 10927772), (4, 5463886), (8, 2731943), (1171, 18664), (2333, 9368), (2342, 9332), (4666, 4684)]