20221400878

素因数分解:

$2^1\times 7^1\times {\mathrm{21001}}^1\times {\mathrm{68777}}^1$

素因数の和:89787

約数の個数: 16

約数和(自身を含む): 34667413344

約数和(自身を除く): 14446012466

約数列:

[1, 2, 7, 14, 21001, 42002, 68777, 137554, 147007, 294014, 481439, 962878, 1444385777, 2888771554, 10110700439, 20221400878]

約数ペア:

[(1, 20221400878), (2, 10110700439), (7, 2888771554), (14, 1444385777), (21001, 962878), (42002, 481439), (68777, 294014), (137554, 147007)]