21533418

素因数分解:

$2^1\times 3^3\times {\mathrm{97}}^1\times {\mathrm{4111}}^1$

素因数の和:4219

約数の個数: 32

約数和(自身を含む): 48357120

約数和(自身を除く): 26823702

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 97, 194, 291, 582, 873, 1746, 2619, 4111, 5238, 8222, 12333, 24666, 36999, 73998, 110997, 221994, 398767, 797534, 1196301, 2392602, 3588903, 7177806, 10766709, 21533418]

約数ペア:

[(1, 21533418), (2, 10766709), (3, 7177806), (6, 3588903), (9, 2392602), (18, 1196301), (27, 797534), (54, 398767), (97, 221994), (194, 110997), (291, 73998), (582, 36999), (873, 24666), (1746, 12333), (2619, 8222), (4111, 5238)]