21284934

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{521}}^1\times {\mathrm{619}}^1$

素因数の和:1156

約数の個数: 32

約数和(自身を含む): 46604160

約数和(自身を除く): 25319226

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 521, 619, 1042, 1238, 1563, 1857, 3126, 3714, 5731, 6809, 11462, 13618, 17193, 20427, 34386, 40854, 322499, 644998, 967497, 1934994, 3547489, 7094978, 10642467, 21284934]

約数ペア:

[(1, 21284934), (2, 10642467), (3, 7094978), (6, 3547489), (11, 1934994), (22, 967497), (33, 644998), (66, 322499), (521, 40854), (619, 34386), (1042, 20427), (1238, 17193), (1563, 13618), (1857, 11462), (3126, 6809), (3714, 5731)]