21789338

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1\times {\mathrm{1439}}^1$

素因数の和:1621

約数の個数: 16

約数和(自身を含む): 33488640

約数和(自身を除く): 11699302

約数列:

[1, 2, 67, 113, 134, 226, 1439, 2878, 7571, 15142, 96413, 162607, 192826, 325214, 10894669, 21789338]

約数ペア:

[(1, 21789338), (2, 10894669), (67, 325214), (113, 192826), (134, 162607), (226, 96413), (1439, 15142), (2878, 7571)]