21134002

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{4801}}^1$

素因数の和:4905

約数の個数: 16

約数和(自身を含む): 33191424

約数和(自身を除く): 12057422

約数列:

[1, 2, 31, 62, 71, 142, 2201, 4402, 4801, 9602, 148831, 297662, 340871, 681742, 10567001, 21134002]

約数ペア:

[(1, 21134002), (2, 10567001), (31, 681742), (62, 340871), (71, 297662), (142, 148831), (2201, 9602), (4402, 4801)]