21419644

素因数分解:

$2^2\times {\mathrm{83}}^1\times {\mathrm{149}}^1\times {\mathrm{433}}^1$

素因数の和:669

約数の個数: 24

約数和(自身を含む): 38278800

約数和(自身を除く): 16859156

約数列:

[1, 2, 4, 83, 149, 166, 298, 332, 433, 596, 866, 1732, 12367, 24734, 35939, 49468, 64517, 71878, 129034, 143756, 258068, 5354911, 10709822, 21419644]

約数ペア:

[(1, 21419644), (2, 10709822), (4, 5354911), (83, 258068), (149, 143756), (166, 129034), (298, 71878), (332, 64517), (433, 49468), (596, 35939), (866, 24734), (1732, 12367)]