21797123

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1609}}^1$

素因数の和:1682

約数の個数: 16

約数和(自身を含む): 24729600

約数和(自身を除く): 2932477

約数列:

[1, 19, 23, 31, 437, 589, 713, 1609, 13547, 30571, 37007, 49879, 703133, 947701, 1147217, 21797123]

約数ペア:

[(1, 21797123), (19, 1147217), (23, 947701), (31, 703133), (437, 49879), (589, 37007), (713, 30571), (1609, 13547)]