21086522

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{3607}}^1$

素因数の和:3725

約数の個数: 16

約数和(自身を含む): 32904960

約数和(自身を除く): 11818438

約数列:

[1, 2, 37, 74, 79, 158, 2923, 3607, 5846, 7214, 133459, 266918, 284953, 569906, 10543261, 21086522]

約数ペア:

[(1, 21086522), (2, 10543261), (37, 569906), (74, 284953), (79, 266918), (158, 133459), (2923, 7214), (3607, 5846)]