213901270

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{1944557}}^1$

素因数の和:1944575

約数の個数: 16

約数和(自身を含む): 420024528

約数和(自身を除く): 206123258

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 1944557, 3889114, 9722785, 19445570, 21390127, 42780254, 106950635, 213901270]

約数ペア:

[(1, 213901270), (2, 106950635), (5, 42780254), (10, 21390127), (11, 19445570), (22, 9722785), (55, 3889114), (110, 1944557)]