21080422

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{617}}^1\times {\mathrm{1553}}^1$

素因数の和:2183

約数の個数: 16

約数和(自身を含む): 34573392

約数和(自身を除く): 13492970

約数列:

[1, 2, 11, 22, 617, 1234, 1553, 3106, 6787, 13574, 17083, 34166, 958201, 1916402, 10540211, 21080422]

約数ペア:

[(1, 21080422), (2, 10540211), (11, 1916402), (22, 958201), (617, 34166), (1234, 17083), (1553, 13574), (3106, 6787)]