21037884

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{250451}}^1$

素因数の和:250465

約数の個数: 24

約数和(自身を含む): 56101248

約数和(自身を除く): 35063364

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 250451, 500902, 751353, 1001804, 1502706, 1753157, 3005412, 3506314, 5259471, 7012628, 10518942, 21037884]

約数ペア:

[(1, 21037884), (2, 10518942), (3, 7012628), (4, 5259471), (6, 3506314), (7, 3005412), (12, 1753157), (14, 1502706), (21, 1001804), (28, 751353), (42, 500902), (84, 250451)]