21204494

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{593}}^1\times {\mathrm{941}}^1$

素因数の和:1555

約数の個数: 16

約数和(自身を含む): 33572880

約数和(自身を除く): 12368386

約数列:

[1, 2, 19, 38, 593, 941, 1186, 1882, 11267, 17879, 22534, 35758, 558013, 1116026, 10602247, 21204494]

約数ペア:

[(1, 21204494), (2, 10602247), (19, 1116026), (38, 558013), (593, 35758), (941, 22534), (1186, 17879), (1882, 11267)]