21946068

素因数分解:

$2^2\times 3^2\times {\mathrm{609613}}^1$

素因数の和:609623

約数の個数: 18

約数和(自身を含む): 55474874

約数和(自身を除く): 33528806

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 609613, 1219226, 1828839, 2438452, 3657678, 5486517, 7315356, 10973034, 21946068]

約数ペア:

[(1, 21946068), (2, 10973034), (3, 7315356), (4, 5486517), (6, 3657678), (9, 2438452), (12, 1828839), (18, 1219226), (36, 609613)]