21543434

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{883}}^1\times {\mathrm{1109}}^1$

素因数の和:2005

約数の個数: 16

約数和(自身を含む): 35324640

約数和(自身を除く): 13781206

約数列:

[1, 2, 11, 22, 883, 1109, 1766, 2218, 9713, 12199, 19426, 24398, 979247, 1958494, 10771717, 21543434]

約数ペア:

[(1, 21543434), (2, 10771717), (11, 1958494), (22, 979247), (883, 24398), (1109, 19426), (1766, 12199), (2218, 9713)]