21041916

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{250499}}^1$

素因数の和:250513

約数の個数: 24

約数和(自身を含む): 56112000

約数和(自身を除く): 35070084

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 250499, 500998, 751497, 1001996, 1502994, 1753493, 3005988, 3506986, 5260479, 7013972, 10520958, 21041916]

約数ペア:

[(1, 21041916), (2, 10520958), (3, 7013972), (4, 5260479), (6, 3506986), (7, 3005988), (12, 1753493), (14, 1502994), (21, 1001996), (28, 751497), (42, 500998), (84, 250499)]