21949765

素因数分解:

$5^1\times {\mathrm{83}}^1\times {\mathrm{227}}^1\times {\mathrm{233}}^1$

素因数の和:548

約数の個数: 16

約数和(自身を含む): 26889408

約数和(自身を除く): 4939643

約数列:

[1, 5, 83, 227, 233, 415, 1135, 1165, 18841, 19339, 52891, 94205, 96695, 264455, 4389953, 21949765]

約数ペア:

[(1, 21949765), (5, 4389953), (83, 264455), (227, 96695), (233, 94205), (415, 52891), (1135, 19339), (1165, 18841)]