21296266

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{8539}}^1$

素因数の和:8613

約数の個数: 16

約数和(自身を含む): 33818400

約数和(自身を除く): 12522134

約数列:

[1, 2, 29, 43, 58, 86, 1247, 2494, 8539, 17078, 247631, 367177, 495262, 734354, 10648133, 21296266]

約数ペア:

[(1, 21296266), (2, 10648133), (29, 734354), (43, 495262), (58, 367177), (86, 247631), (1247, 17078), (2494, 8539)]