21000391692

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{250004663}}^1$

素因数の和:250004677

約数の個数: 24

約数和(自身を含む): 56001044736

約数和(自身を除く): 35000653044

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 250004663, 500009326, 750013989, 1000018652, 1500027978, 1750032641, 3000055956, 3500065282, 5250097923, 7000130564, 10500195846, 21000391692]

約数ペア:

[(1, 21000391692), (2, 10500195846), (3, 7000130564), (4, 5250097923), (6, 3500065282), (7, 3000055956), (12, 1750032641), (14, 1500027978), (21, 1000018652), (28, 750013989), (42, 500009326), (84, 250004663)]