21217668

素因数分解:

$2^2\times 3^1\times {\mathrm{941}}^1\times {\mathrm{1879}}^1$

素因数の和:2827

約数の個数: 24

約数和(自身を含む): 49586880

約数和(自身を除く): 28369212

約数列:

[1, 2, 3, 4, 6, 12, 941, 1879, 1882, 2823, 3758, 3764, 5637, 5646, 7516, 11274, 11292, 22548, 1768139, 3536278, 5304417, 7072556, 10608834, 21217668]

約数ペア:

[(1, 21217668), (2, 10608834), (3, 7072556), (4, 5304417), (6, 3536278), (12, 1768139), (941, 22548), (1879, 11292), (1882, 11274), (2823, 7516), (3758, 5646), (3764, 5637)]