20961804

素因数分解:

$2^2\times 3^1\times {\mathrm{73}}^1\times {\mathrm{23929}}^1$

素因数の和:24009

約数の個数: 24

約数和(自身を含む): 49582960

約数和(自身を除く): 28621156

約数列:

[1, 2, 3, 4, 6, 12, 73, 146, 219, 292, 438, 876, 23929, 47858, 71787, 95716, 143574, 287148, 1746817, 3493634, 5240451, 6987268, 10480902, 20961804]

約数ペア:

[(1, 20961804), (2, 10480902), (3, 6987268), (4, 5240451), (6, 3493634), (12, 1746817), (73, 287148), (146, 143574), (219, 95716), (292, 71787), (438, 47858), (876, 23929)]