21000643191

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{1185071}}^1$

素因数の和:1185267

約数の個数: 24

約数和(自身を含む): 33276821760

約数和(自身を除く): 12276178569

約数列:

[1, 3, 9, 11, 33, 99, 179, 537, 1611, 1969, 5907, 17721, 1185071, 3555213, 10665639, 13035781, 39107343, 117322029, 212127709, 636383127, 1909149381, 2333404799, 7000214397, 21000643191]

約数ペア:

[(1, 21000643191), (3, 7000214397), (9, 2333404799), (11, 1909149381), (33, 636383127), (99, 212127709), (179, 117322029), (537, 39107343), (1611, 13035781), (1969, 10665639), (5907, 3555213), (17721, 1185071)]