21974183

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{16787}}^1$

素因数の和:16822

約数の個数: 16

約数和(自身を含む): 29009664

約数和(自身を除く): 7035481

約数列:

[1, 7, 11, 17, 77, 119, 187, 1309, 16787, 117509, 184657, 285379, 1292599, 1997653, 3139169, 21974183]

約数ペア:

[(1, 21974183), (7, 3139169), (11, 1997653), (17, 1292599), (77, 285379), (119, 184657), (187, 117509), (1309, 16787)]