21412563

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{16333}}^1$

素因数の和:16378

約数の個数: 16

約数和(自身を含む): 31361280

約数和(自身を除く): 9948717

約数列:

[1, 3, 19, 23, 57, 69, 437, 1311, 16333, 48999, 310327, 375659, 930981, 1126977, 7137521, 21412563]

約数ペア:

[(1, 21412563), (3, 7137521), (19, 1126977), (23, 930981), (57, 375659), (69, 310327), (437, 48999), (1311, 16333)]