21164224

素因数分解:

$2^6\times {\mathrm{347}}^1\times {\mathrm{953}}^1$

素因数の和:1312

約数の個数: 28

約数和(自身を含む): 42162984

約数和(自身を除く): 20998760

約数列:

[1, 2, 4, 8, 16, 32, 64, 347, 694, 953, 1388, 1906, 2776, 3812, 5552, 7624, 11104, 15248, 22208, 30496, 60992, 330691, 661382, 1322764, 2645528, 5291056, 10582112, 21164224]

約数ペア:

[(1, 21164224), (2, 10582112), (4, 5291056), (8, 2645528), (16, 1322764), (32, 661382), (64, 330691), (347, 60992), (694, 30496), (953, 22208), (1388, 15248), (1906, 11104), (2776, 7624), (3812, 5552)]