21442184

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{141067}}^1$

素因数の和:141092

約数の個数: 16

約数和(自身を含む): 42320400

約数和(自身を除く): 20878216

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 141067, 282134, 564268, 1128536, 2680273, 5360546, 10721092, 21442184]

約数ペア:

[(1, 21442184), (2, 10721092), (4, 5360546), (8, 2680273), (19, 1128536), (38, 564268), (76, 282134), (152, 141067)]