21180738

素因数分解:

$2^1\times 3^1\times {\mathrm{47}}^1\times {\mathrm{75109}}^1$

素因数の和:75161

約数の個数: 16

約数和(自身を含む): 43263360

約数和(自身を除く): 22082622

約数列:

[1, 2, 3, 6, 47, 94, 141, 282, 75109, 150218, 225327, 450654, 3530123, 7060246, 10590369, 21180738]

約数ペア:

[(1, 21180738), (2, 10590369), (3, 7060246), (6, 3530123), (47, 450654), (94, 225327), (141, 150218), (282, 75109)]