20212198721

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{211}}^1\times {\mathrm{227}}^2$

素因数の和:702

約数の個数: 36

約数和(自身を含む): 24095574864

約数和(自身を除く): 3883376143

約数列:

[1, 11, 13, 143, 169, 211, 227, 1859, 2321, 2497, 2743, 2951, 30173, 32461, 35659, 38363, 47897, 51529, 392249, 421993, 526867, 566819, 622661, 669877, 6849271, 7368647, 8094593, 8708401, 10872619, 89040523, 95792411, 119598809, 141344047, 1554784517, 1837472611, 20212198721]

約数ペア:

[(1, 20212198721), (11, 1837472611), (13, 1554784517), (143, 141344047), (169, 119598809), (211, 95792411), (227, 89040523), (1859, 10872619), (2321, 8708401), (2497, 8094593), (2743, 7368647), (2951, 6849271), (30173, 669877), (32461, 622661), (35659, 566819), (38363, 526867), (47897, 421993), (51529, 392249)]