21770029

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1607}}^1$

素因数の和:1680

約数の個数: 16

約数和(自身を含む): 24698880

約数和(自身を除く): 2928851

約数列:

[1, 19, 23, 31, 437, 589, 713, 1607, 13547, 30533, 36961, 49817, 702259, 946523, 1145791, 21770029]

約数ペア:

[(1, 21770029), (19, 1145791), (23, 946523), (31, 702259), (437, 49817), (589, 36961), (713, 30533), (1607, 13547)]