20210121978

素因数分解:

$2^1\times 3^1\times {\mathrm{73}}^1\times {\mathrm{46141831}}^1$

素因数の和:46141909

約数の個数: 16

約数和(自身を含む): 40973946816

約数和(自身を除く): 20763824838

約数列:

[1, 2, 3, 6, 73, 146, 219, 438, 46141831, 92283662, 138425493, 276850986, 3368353663, 6736707326, 10105060989, 20210121978]

約数ペア:

[(1, 20210121978), (2, 10105060989), (3, 6736707326), (6, 3368353663), (73, 276850986), (146, 138425493), (219, 92283662), (438, 46141831)]