21520244234

素因数分解:

$2^1\times {\mathrm{127}}^1\times {\mathrm{5333}}^1\times {\mathrm{15887}}^1$

素因数の和:21349

約数の個数: 16

約数和(自身を含む): 32542691328

約数和(自身を除く): 11022447094

約数列:

[1, 2, 127, 254, 5333, 10666, 15887, 31774, 677291, 1354582, 2017649, 4035298, 84725371, 169450742, 10760122117, 21520244234]

約数ペア:

[(1, 21520244234), (2, 10760122117), (127, 169450742), (254, 84725371), (5333, 4035298), (10666, 2017649), (15887, 1354582), (31774, 677291)]