21000273798

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{500006519}}^1$

素因数の和:500006531

約数の個数: 16

約数和(自身を含む): 48000625920

約数和(自身を除く): 27000352122

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 500006519, 1000013038, 1500019557, 3000039114, 3500045633, 7000091266, 10500136899, 21000273798]

約数ペア:

[(1, 21000273798), (2, 10500136899), (3, 7000091266), (6, 3500045633), (7, 3000039114), (14, 1500019557), (21, 1000013038), (42, 500006519)]