21115452

素因数分解:

$2^2\times 3^1\times {\mathrm{67}}^1\times {\mathrm{26263}}^1$

素因数の和:26337

約数の個数: 24

約数和(自身を含む): 50006656

約数和(自身を除く): 28891204

約数列:

[1, 2, 3, 4, 6, 12, 67, 134, 201, 268, 402, 804, 26263, 52526, 78789, 105052, 157578, 315156, 1759621, 3519242, 5278863, 7038484, 10557726, 21115452]

約数ペア:

[(1, 21115452), (2, 10557726), (3, 7038484), (4, 5278863), (6, 3519242), (12, 1759621), (67, 315156), (134, 157578), (201, 105052), (268, 78789), (402, 52526), (804, 26263)]