21282337

素因数分解:

${\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{1571}}^1$

素因数の和:1644

約数の個数: 16

約数和(自身を含む): 24145920

約数和(自身を除く): 2863583

約数列:

[1, 19, 23, 31, 437, 589, 713, 1571, 13547, 29849, 36133, 48701, 686527, 925319, 1120123, 21282337]

約数ペア:

[(1, 21282337), (19, 1120123), (23, 925319), (31, 686527), (437, 48701), (589, 36133), (713, 29849), (1571, 13547)]