21858759

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{9833}}^1$

素因数の和:9871

約数の個数: 24

約数和(自身を含む): 35795760

約数和(自身を除く): 13937001

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 9833, 29499, 88497, 127829, 186827, 383487, 560481, 1150461, 1681443, 2428751, 7286253, 21858759]

約数ペア:

[(1, 21858759), (3, 7286253), (9, 2428751), (13, 1681443), (19, 1150461), (39, 560481), (57, 383487), (117, 186827), (171, 127829), (247, 88497), (741, 29499), (2223, 9833)]