21574838

素因数分解:

$2^1\times {\mathrm{107}}^1\times {\mathrm{181}}^1\times {\mathrm{557}}^1$

素因数の和:847

約数の個数: 16

約数和(自身を含む): 32904144

約数和(自身を除く): 11329306

約数列:

[1, 2, 107, 181, 214, 362, 557, 1114, 19367, 38734, 59599, 100817, 119198, 201634, 10787419, 21574838]

約数ペア:

[(1, 21574838), (2, 10787419), (107, 201634), (181, 119198), (214, 100817), (362, 59599), (557, 38734), (1114, 19367)]