21472093

素因数分解:

${\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{257}}^1$

素因数の和:396

約数の個数: 16

約数和(自身を含む): 23158080

約数和(自身を除く): 1685987

約数列:

[1, 29, 43, 67, 257, 1247, 1943, 2881, 7453, 11051, 17219, 83549, 320479, 499351, 740417, 21472093]

約数ペア:

[(1, 21472093), (29, 740417), (43, 499351), (67, 320479), (257, 83549), (1247, 17219), (1943, 11051), (2881, 7453)]