21937902

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{251}}^1\times {\mathrm{2081}}^1$

素因数の和:2344

約数の個数: 32

約数和(自身を含む): 50367744

約数和(自身を除く): 28429842

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 251, 502, 753, 1506, 1757, 2081, 3514, 4162, 5271, 6243, 10542, 12486, 14567, 29134, 43701, 87402, 522331, 1044662, 1566993, 3133986, 3656317, 7312634, 10968951, 21937902]

約数ペア:

[(1, 21937902), (2, 10968951), (3, 7312634), (6, 3656317), (7, 3133986), (14, 1566993), (21, 1044662), (42, 522331), (251, 87402), (502, 43701), (753, 29134), (1506, 14567), (1757, 12486), (2081, 10542), (3514, 6243), (4162, 5271)]