21620688

素因数分解:

$2^4\times 3^1\times {\mathrm{450431}}^1$

素因数の和:450442

約数の個数: 20

約数和(自身を含む): 55853568

約数和(自身を除く): 34232880

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 450431, 900862, 1351293, 1801724, 2702586, 3603448, 5405172, 7206896, 10810344, 21620688]

約数ペア:

[(1, 21620688), (2, 10810344), (3, 7206896), (4, 5405172), (6, 3603448), (8, 2702586), (12, 1801724), (16, 1351293), (24, 900862), (48, 450431)]