21572378

素因数分解:

$2^1\times {\mathrm{53}}^1\times {\mathrm{113}}^1\times {\mathrm{1801}}^1$

素因数の和:1969

約数の個数: 16

約数和(自身を含む): 33279336

約数和(自身を除く): 11706958

約数列:

[1, 2, 53, 106, 113, 226, 1801, 3602, 5989, 11978, 95453, 190906, 203513, 407026, 10786189, 21572378]

約数ペア:

[(1, 21572378), (2, 10786189), (53, 407026), (106, 203513), (113, 190906), (226, 95453), (1801, 11978), (3602, 5989)]