21247788

素因数分解:

$2^2\times 3^1\times {\mathrm{59}}^1\times {\mathrm{30011}}^1$

素因数の和:30077

約数の個数: 24

約数和(自身を含む): 50420160

約数和(自身を除く): 29172372

約数列:

[1, 2, 3, 4, 6, 12, 59, 118, 177, 236, 354, 708, 30011, 60022, 90033, 120044, 180066, 360132, 1770649, 3541298, 5311947, 7082596, 10623894, 21247788]

約数ペア:

[(1, 21247788), (2, 10623894), (3, 7082596), (4, 5311947), (6, 3541298), (12, 1770649), (59, 360132), (118, 180066), (177, 120044), (236, 90033), (354, 60022), (708, 30011)]