21787667319

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{997}}^1\times {\mathrm{6827}}^1$

素因数の和:7935

約数の個数: 32

約数和(自身を含む): 32054674176

約数和(自身を除く): 10267006857

約数列:

[1, 3, 11, 33, 97, 291, 997, 1067, 2991, 3201, 6827, 10967, 20481, 32901, 75097, 96709, 225291, 290127, 662219, 1063799, 1986657, 3191397, 6806519, 7284409, 20419557, 21853227, 74871709, 224615127, 660232343, 1980697029, 7262555773, 21787667319]

約数ペア:

[(1, 21787667319), (3, 7262555773), (11, 1980697029), (33, 660232343), (97, 224615127), (291, 74871709), (997, 21853227), (1067, 20419557), (2991, 7284409), (3201, 6806519), (6827, 3191397), (10967, 1986657), (20481, 1063799), (32901, 662219), (75097, 290127), (96709, 225291)]