21144679.000000000

素因数分解:

$3^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{29153}}^1$

素因数の和:29415

約数の個数: 24

約数和(自身を含む): 573051024

約数和(自身を除く): 243767889

約数列:

[1, 3, 5, 9, 15, 45, 251, 753, 1255, 2259, 3765, 11295, 29153, 87459, 145765, 262377, 437295, 1311885, 7317403, 21952209, 36587015, 65856627, 109761045, 329283135]

約数ペア:

[(1, 329283135), (3, 109761045), (5, 65856627), (9, 36587015), (15, 21952209), (45, 7317403), (251, 1311885), (753, 437295), (1255, 262377), (2259, 145765), (3765, 87459), (11295, 29153)]