214621492

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{21557}}^1$

素因数の和:21711

約数の個数: 24

約数和(自身を含む): 398391840

約数和(自身を除く): 183770348

約数列:

[1, 2, 4, 19, 38, 76, 131, 262, 524, 2489, 4978, 9956, 21557, 43114, 86228, 409583, 819166, 1638332, 2823967, 5647934, 11295868, 53655373, 107310746, 214621492]

約数ペア:

[(1, 214621492), (2, 107310746), (4, 53655373), (19, 11295868), (38, 5647934), (76, 2823967), (131, 1638332), (262, 819166), (524, 409583), (2489, 86228), (4978, 43114), (9956, 21557)]