21179458

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{313}}^1\times {\mathrm{1471}}^1$

素因数の和:1809

約数の個数: 16

約数和(自身を含む): 33278976

約数和(自身を除く): 12099518

約数列:

[1, 2, 23, 46, 313, 626, 1471, 2942, 7199, 14398, 33833, 67666, 460423, 920846, 10589729, 21179458]

約数ペア:

[(1, 21179458), (2, 10589729), (23, 920846), (46, 460423), (313, 67666), (626, 33833), (1471, 14398), (2942, 7199)]