21582202160

素因数分解:

$2^4\times 5^1\times {\mathrm{269777527}}^1$

素因数の和:269777540

約数の個数: 20

約数和(自身を含む): 50178620208

約数和(自身を除く): 28596418048

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 269777527, 539555054, 1079110108, 1348887635, 2158220216, 2697775270, 4316440432, 5395550540, 10791101080, 21582202160]

約数ペア:

[(1, 21582202160), (2, 10791101080), (4, 5395550540), (5, 4316440432), (8, 2697775270), (10, 2158220216), (16, 1348887635), (20, 1079110108), (40, 539555054), (80, 269777527)]