21000984006

素因数分解:

$2^1\times 3^1\times {\mathrm{44507}}^1\times {\mathrm{78643}}^1$

素因数の和:123155

約数の個数: 16

約数和(自身を含む): 42003445824

約数和(自身を除く): 21002461818

約数列:

[1, 2, 3, 6, 44507, 78643, 89014, 133521, 157286, 235929, 267042, 471858, 3500164001, 7000328002, 10500492003, 21000984006]

約数ペア:

[(1, 21000984006), (2, 10500492003), (3, 7000328002), (6, 3500164001), (44507, 471858), (78643, 267042), (89014, 235929), (133521, 157286)]