21323991

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{2833}}^1$

素因数の和:3042

約数の個数: 16

約数和(自身を含む): 30788576

約数和(自身を除く): 9464585

約数列:

[1, 3, 13, 39, 193, 579, 2509, 2833, 7527, 8499, 36829, 110487, 546769, 1640307, 7107997, 21323991]

約数ペア:

[(1, 21323991), (3, 7107997), (13, 1640307), (39, 546769), (193, 110487), (579, 36829), (2509, 8499), (2833, 7527)]