221418142

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{914951}}^1$

素因数の和:914975

約数の個数: 12

約数和(自身を含む): 365065848

約数和(自身を除く): 143647706

約数列:

[1, 2, 11, 22, 121, 242, 914951, 1829902, 10064461, 20128922, 110709071, 221418142]

約数ペア:

[(1, 221418142), (2, 110709071), (11, 20128922), (22, 10064461), (121, 1829902), (242, 914951)]