21534420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{358907}}^1$

素因数の和:358919

約数の個数: 24

約数和(自身を含む): 60296544

約数和(自身を除く): 38762124

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 358907, 717814, 1076721, 1435628, 1794535, 2153442, 3589070, 4306884, 5383605, 7178140, 10767210, 21534420]

約数ペア:

[(1, 21534420), (2, 10767210), (3, 7178140), (4, 5383605), (5, 4306884), (6, 3589070), (10, 2153442), (12, 1794535), (15, 1435628), (20, 1076721), (30, 717814), (60, 358907)]