21292436

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{277}}^1\times {\mathrm{1747}}^1$

素因数の和:2039

約数の個数: 24

約数和(自身を含む): 40819296

約数和(自身を除く): 19526860

約数列:

[1, 2, 4, 11, 22, 44, 277, 554, 1108, 1747, 3047, 3494, 6094, 6988, 12188, 19217, 38434, 76868, 483919, 967838, 1935676, 5323109, 10646218, 21292436]

約数ペア:

[(1, 21292436), (2, 10646218), (4, 5323109), (11, 1935676), (22, 967838), (44, 483919), (277, 76868), (554, 38434), (1108, 19217), (1747, 12188), (3047, 6988), (3494, 6094)]