21468483

素因数分解:

$3^4\times {\mathrm{71}}^1\times {\mathrm{3733}}^1$

素因数の和:3816

約数の個数: 20

約数和(自身を含む): 32530608

約数和(自身を除く): 11062125

約数列:

[1, 3, 9, 27, 71, 81, 213, 639, 1917, 3733, 5751, 11199, 33597, 100791, 265043, 302373, 795129, 2385387, 7156161, 21468483]

約数ペア:

[(1, 21468483), (3, 7156161), (9, 2385387), (27, 795129), (71, 302373), (81, 265043), (213, 100791), (639, 33597), (1917, 11199), (3733, 5751)]