21166542

素因数分解:

$2^1\times 3^3\times {\mathrm{593}}^1\times {\mathrm{661}}^1$

素因数の和:1265

約数の個数: 32

約数和(自身を含む): 47187360

約数和(自身を除く): 26020818

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 593, 661, 1186, 1322, 1779, 1983, 3558, 3966, 5337, 5949, 10674, 11898, 16011, 17847, 32022, 35694, 391973, 783946, 1175919, 2351838, 3527757, 7055514, 10583271, 21166542]

約数ペア:

[(1, 21166542), (2, 10583271), (3, 7055514), (6, 3527757), (9, 2351838), (18, 1175919), (27, 783946), (54, 391973), (593, 35694), (661, 32022), (1186, 17847), (1322, 16011), (1779, 11898), (1983, 10674), (3558, 5949), (3966, 5337)]