21601954

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{673}}^1\times {\mathrm{1459}}^1$

素因数の和:2145

約数の個数: 16

約数和(自身を含む): 35425440

約数和(自身を除く): 13823486

約数列:

[1, 2, 11, 22, 673, 1346, 1459, 2918, 7403, 14806, 16049, 32098, 981907, 1963814, 10800977, 21601954]

約数ペア:

[(1, 21601954), (2, 10800977), (11, 1963814), (22, 981907), (673, 32098), (1346, 16049), (1459, 14806), (2918, 7403)]