21404822018

素因数分解:

$2^1\times {\mathrm{103}}^1\times {\mathrm{4409}}^1\times {\mathrm{23567}}^1$

素因数の和:28081

約数の個数: 16

約数和(自身を含む): 32427682560

約数和(自身を除く): 11022860542

約数列:

[1, 2, 103, 206, 4409, 8818, 23567, 47134, 454127, 908254, 2427401, 4854802, 103906903, 207813806, 10702411009, 21404822018]

約数ペア:

[(1, 21404822018), (2, 10702411009), (103, 207813806), (206, 103906903), (4409, 4854802), (8818, 2427401), (23567, 908254), (47134, 454127)]