21839145

素因数分解:

$3^1\times 5^1\times {\mathrm{59}}^1\times {\mathrm{24677}}^1$

素因数の和:24744

約数の個数: 16

約数和(自身を含む): 35536320

約数和(自身を除く): 13697175

約数列:

[1, 3, 5, 15, 59, 177, 295, 885, 24677, 74031, 123385, 370155, 1455943, 4367829, 7279715, 21839145]

約数ペア:

[(1, 21839145), (3, 7279715), (5, 4367829), (15, 1455943), (59, 370155), (177, 123385), (295, 74031), (885, 24677)]