21913756

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{313}}^1\times {\mathrm{761}}^1$

素因数の和:1101

約数の個数: 24

約数和(自身を含む): 40197024

約数和(自身を除く): 18283268

約数列:

[1, 2, 4, 23, 46, 92, 313, 626, 761, 1252, 1522, 3044, 7199, 14398, 17503, 28796, 35006, 70012, 238193, 476386, 952772, 5478439, 10956878, 21913756]

約数ペア:

[(1, 21913756), (2, 10956878), (4, 5478439), (23, 952772), (46, 476386), (92, 238193), (313, 70012), (626, 35006), (761, 28796), (1252, 17503), (1522, 14398), (3044, 7199)]