21496986

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{24373}}^1$

素因数の和:24395

約数の個数: 36

約数和(自身を含む): 54183402

約数和(自身を除く): 32686416

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 441, 882, 24373, 48746, 73119, 146238, 170611, 219357, 341222, 438714, 511833, 1023666, 1194277, 1535499, 2388554, 3070998, 3582831, 7165662, 10748493, 21496986]

約数ペア:

[(1, 21496986), (2, 10748493), (3, 7165662), (6, 3582831), (7, 3070998), (9, 2388554), (14, 1535499), (18, 1194277), (21, 1023666), (42, 511833), (49, 438714), (63, 341222), (98, 219357), (126, 170611), (147, 146238), (294, 73119), (441, 48746), (882, 24373)]