21788897066

素因数分解:

$2^1\times {\mathrm{73}}^1\times {\mathrm{1223}}^1\times {\mathrm{122027}}^1$

素因数の和:123325

約数の個数: 16

約数和(自身を含む): 33158424384

約数和(自身を除く): 11369527318

約数列:

[1, 2, 73, 146, 1223, 2446, 89279, 122027, 178558, 244054, 8907971, 17815942, 149239021, 298478042, 10894448533, 21788897066]

約数ペア:

[(1, 21788897066), (2, 10894448533), (73, 298478042), (146, 149239021), (1223, 17815942), (2446, 8907971), (89279, 244054), (122027, 178558)]