21476370958

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{21606007}}^1$

素因数の和:21606087

約数の個数: 16

約数和(自身を含む): 37335181824

約数和(自身を除く): 15858810866

約数列:

[1, 2, 7, 14, 71, 142, 497, 994, 21606007, 43212014, 151242049, 302484098, 1534026497, 3068052994, 10738185479, 21476370958]

約数ペア:

[(1, 21476370958), (2, 10738185479), (7, 3068052994), (14, 1534026497), (71, 302484098), (142, 151242049), (497, 43212014), (994, 21606007)]